Home / 1,038,862.80-1,558,585.80-506,401.20

Finding the Fourth Proportional to 1,038,862.80, 1,558,585.80 and 506,401.20

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Solution

The fourth proportional to 1,038,862.80, 1,558,585.80 and 506,401.20 is: 759,743.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,862.80 : 1,558,585.80 = 506,401.20 : x
  2. Step 2: Convert to fraction form
    1,038,862.80/1,558,585.80 = 506,401.20/x
  3. Step 3: Cross multiply
    1,038,862.80x = 1,558,585.80 × 506,401.20
  4. Step 4: Simplify right side
    1,038,862.80x = 789,269,719,422.96
  5. Step 5: Solve for x
    x = 789,269,719,422.96/1,038,862.80
  6. Step 6: Final answer
    x = 759,743.94

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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.