Home / 1,007,108.32-1,386,811.92-984,756.64

Finding the Fourth Proportional to 1,007,108.32, 1,386,811.92 and 984,756.64

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Solution

The fourth proportional to 1,007,108.32, 1,386,811.92 and 984,756.64 is: 1,356,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,108.32 : 1,386,811.92 = 984,756.64 : x
  2. Step 2: Convert to fraction form
    1,007,108.32/1,386,811.92 = 984,756.64/x
  3. Step 3: Cross multiply
    1,007,108.32x = 1,386,811.92 × 984,756.64
  4. Step 4: Simplify right side
    1,007,108.32x = 1,365,672,246,651.15
  5. Step 5: Solve for x
    x = 1,365,672,246,651.15/1,007,108.32
  6. Step 6: Final answer
    x = 1,356,033.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.