Home / 1,120,877.50-1,681,330.92-372,923.50

Finding the Fourth Proportional to 1,120,877.50, 1,681,330.92 and 372,923.50

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Solution

The fourth proportional to 1,120,877.50, 1,681,330.92 and 372,923.50 is: 559,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,877.50 : 1,681,330.92 = 372,923.50 : x
  2. Step 2: Convert to fraction form
    1,120,877.50/1,681,330.92 = 372,923.50/x
  3. Step 3: Cross multiply
    1,120,877.50x = 1,681,330.92 × 372,923.50
  4. Step 4: Simplify right side
    1,120,877.50x = 627,007,811,344.62
  5. Step 5: Solve for x
    x = 627,007,811,344.62/1,120,877.50
  6. Step 6: Final answer
    x = 559,390.13

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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.