Home / 1,702,509.12-2,349,402.12-928,123.92

Finding the Fourth Proportional to 1,702,509.12, 2,349,402.12 and 928,123.92

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Solution

The fourth proportional to 1,702,509.12, 2,349,402.12 and 928,123.92 is: 1,280,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,509.12 : 2,349,402.12 = 928,123.92 : x
  2. Step 2: Convert to fraction form
    1,702,509.12/2,349,402.12 = 928,123.92/x
  3. Step 3: Cross multiply
    1,702,509.12x = 2,349,402.12 × 928,123.92
  4. Step 4: Simplify right side
    1,702,509.12x = 2,180,536,305,270.71
  5. Step 5: Solve for x
    x = 2,180,536,305,270.71/1,702,509.12
  6. Step 6: Final answer
    x = 1,280,778.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.