Home / 1,003,558.10-1,505,337.15-922,687.70

Finding the Fourth Proportional to 1,003,558.10, 1,505,337.15 and 922,687.70

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Solution

The fourth proportional to 1,003,558.10, 1,505,337.15 and 922,687.70 is: 1,384,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,558.10 : 1,505,337.15 = 922,687.70 : x
  2. Step 2: Convert to fraction form
    1,003,558.10/1,505,337.15 = 922,687.70/x
  3. Step 3: Cross multiply
    1,003,558.10x = 1,505,337.15 × 922,687.70
  4. Step 4: Simplify right side
    1,003,558.10x = 1,388,956,072,658.06
  5. Step 5: Solve for x
    x = 1,388,956,072,658.06/1,003,558.10
  6. Step 6: Final answer
    x = 1,384,031.55

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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.