Home / 1,702,487.35-2,349,361.02-928,101.43

Finding the Fourth Proportional to 1,702,487.35, 2,349,361.02 and 928,101.43

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Solution

The fourth proportional to 1,702,487.35, 2,349,361.02 and 928,101.43 is: 1,280,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,487.35 : 2,349,361.02 = 928,101.43 : x
  2. Step 2: Convert to fraction form
    1,702,487.35/2,349,361.02 = 928,101.43/x
  3. Step 3: Cross multiply
    1,702,487.35x = 2,349,361.02 × 928,101.43
  4. Step 4: Simplify right side
    1,702,487.35x = 2,180,445,322,248.26
  5. Step 5: Solve for x
    x = 2,180,445,322,248.26/1,702,487.35
  6. Step 6: Final answer
    x = 1,280,740.98

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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.