Home / 1,039,573.10-1,559,942.85-440,432.30

Finding the Fourth Proportional to 1,039,573.10, 1,559,942.85 and 440,432.30

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Solution

The fourth proportional to 1,039,573.10, 1,559,942.85 and 440,432.30 is: 660,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,573.10 : 1,559,942.85 = 440,432.30 : x
  2. Step 2: Convert to fraction form
    1,039,573.10/1,559,942.85 = 440,432.30/x
  3. Step 3: Cross multiply
    1,039,573.10x = 1,559,942.85 × 440,432.30
  4. Step 4: Simplify right side
    1,039,573.10x = 687,049,217,294.06
  5. Step 5: Solve for x
    x = 687,049,217,294.06/1,039,573.10
  6. Step 6: Final answer
    x = 660,895.53

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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.