Home / 1,038,877.80-1,559,628.90-559,487.40

Finding the Fourth Proportional to 1,038,877.80, 1,559,628.90 and 559,487.40

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Solution

The fourth proportional to 1,038,877.80, 1,559,628.90 and 559,487.40 is: 839,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,877.80 : 1,559,628.90 = 559,487.40 : x
  2. Step 2: Convert to fraction form
    1,038,877.80/1,559,628.90 = 559,487.40/x
  3. Step 3: Cross multiply
    1,038,877.80x = 1,559,628.90 × 559,487.40
  4. Step 4: Simplify right side
    1,038,877.80x = 872,592,718,225.86
  5. Step 5: Solve for x
    x = 872,592,718,225.86/1,038,877.80
  6. Step 6: Final answer
    x = 839,937.79

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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.