Home / 1,038,355.90-1,554,423.45-617,415.10

Finding the Fourth Proportional to 1,038,355.90, 1,554,423.45 and 617,415.10

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Solution

The fourth proportional to 1,038,355.90, 1,554,423.45 and 617,415.10 is: 924,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,355.90 : 1,554,423.45 = 617,415.10 : x
  2. Step 2: Convert to fraction form
    1,038,355.90/1,554,423.45 = 617,415.10/x
  3. Step 3: Cross multiply
    1,038,355.90x = 1,554,423.45 × 617,415.10
  4. Step 4: Simplify right side
    1,038,355.90x = 959,724,509,824.10
  5. Step 5: Solve for x
    x = 959,724,509,824.10/1,038,355.90
  6. Step 6: Final answer
    x = 924,273.18

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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.