Home / 1,098,792.90-1,646,877.15-459,095.40

Finding the Fourth Proportional to 1,098,792.90, 1,646,877.15 and 459,095.40

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Solution

The fourth proportional to 1,098,792.90, 1,646,877.15 and 459,095.40 is: 688,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,792.90 : 1,646,877.15 = 459,095.40 : x
  2. Step 2: Convert to fraction form
    1,098,792.90/1,646,877.15 = 459,095.40/x
  3. Step 3: Cross multiply
    1,098,792.90x = 1,646,877.15 × 459,095.40
  4. Step 4: Simplify right side
    1,098,792.90x = 756,073,723,930.11
  5. Step 5: Solve for x
    x = 756,073,723,930.11/1,098,792.90
  6. Step 6: Final answer
    x = 688,094.84

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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.