Home / 2,151,567.40-3,227,351.10-971,919.40

Finding the Fourth Proportional to 2,151,567.40, 3,227,351.10 and 971,919.40

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Solution

The fourth proportional to 2,151,567.40, 3,227,351.10 and 971,919.40 is: 1,457,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,567.40 : 3,227,351.10 = 971,919.40 : x
  2. Step 2: Convert to fraction form
    2,151,567.40/3,227,351.10 = 971,919.40/x
  3. Step 3: Cross multiply
    2,151,567.40x = 3,227,351.10 × 971,919.40
  4. Step 4: Simplify right side
    2,151,567.40x = 3,136,725,144,701.34
  5. Step 5: Solve for x
    x = 3,136,725,144,701.34/2,151,567.40
  6. Step 6: Final answer
    x = 1,457,879.10

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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.