Home / 1,017,753.40-1,526,630.10-520,089.40

Finding the Fourth Proportional to 1,017,753.40, 1,526,630.10 and 520,089.40

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Solution

The fourth proportional to 1,017,753.40, 1,526,630.10 and 520,089.40 is: 780,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,753.40 : 1,526,630.10 = 520,089.40 : x
  2. Step 2: Convert to fraction form
    1,017,753.40/1,526,630.10 = 520,089.40/x
  3. Step 3: Cross multiply
    1,017,753.40x = 1,526,630.10 × 520,089.40
  4. Step 4: Simplify right side
    1,017,753.40x = 793,984,132,730.94
  5. Step 5: Solve for x
    x = 793,984,132,730.94/1,017,753.40
  6. Step 6: Final answer
    x = 780,134.10

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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.