Home / 1,003,670.10-1,505,505.15-922,799.70

Finding the Fourth Proportional to 1,003,670.10, 1,505,505.15 and 922,799.70

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Solution

The fourth proportional to 1,003,670.10, 1,505,505.15 and 922,799.70 is: 1,384,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,670.10 : 1,505,505.15 = 922,799.70 : x
  2. Step 2: Convert to fraction form
    1,003,670.10/1,505,505.15 = 922,799.70/x
  3. Step 3: Cross multiply
    1,003,670.10x = 1,505,505.15 × 922,799.70
  4. Step 4: Simplify right side
    1,003,670.10x = 1,389,279,700,768.45
  5. Step 5: Solve for x
    x = 1,389,279,700,768.45/1,003,670.10
  6. Step 6: Final answer
    x = 1,384,199.55

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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.