Home / 1,457,407.20-2,186,176.36-446,455.36

Finding the Fourth Proportional to 1,457,407.20, 2,186,176.36 and 446,455.36

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Solution

The fourth proportional to 1,457,407.20, 2,186,176.36 and 446,455.36 is: 669,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,407.20 : 2,186,176.36 = 446,455.36 : x
  2. Step 2: Convert to fraction form
    1,457,407.20/2,186,176.36 = 446,455.36/x
  3. Step 3: Cross multiply
    1,457,407.20x = 2,186,176.36 × 446,455.36
  4. Step 4: Simplify right side
    1,457,407.20x = 976,030,153,827.29
  5. Step 5: Solve for x
    x = 976,030,153,827.29/1,457,407.20
  6. Step 6: Final answer
    x = 669,703.12

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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.