Home / 5,446,645.40-8,169,968.10-1,457,557.40

Finding the Fourth Proportional to 5,446,645.40, 8,169,968.10 and 1,457,557.40

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Solution

The fourth proportional to 5,446,645.40, 8,169,968.10 and 1,457,557.40 is: 2,186,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446,645.40 : 8,169,968.10 = 1,457,557.40 : x
  2. Step 2: Convert to fraction form
    5,446,645.40/8,169,968.10 = 1,457,557.40/x
  3. Step 3: Cross multiply
    5,446,645.40x = 8,169,968.10 × 1,457,557.40
  4. Step 4: Simplify right side
    5,446,645.40x = 11,908,197,461,918.94
  5. Step 5: Solve for x
    x = 11,908,197,461,918.94/5,446,645.40
  6. Step 6: Final answer
    x = 2,186,336.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.