Home / 1,318,327.71-1,816,038.39-1,124,103.30

Finding the Fourth Proportional to 1,318,327.71, 1,816,038.39 and 1,124,103.30

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Solution

The fourth proportional to 1,318,327.71, 1,816,038.39 and 1,124,103.30 is: 1,548,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,327.71 : 1,816,038.39 = 1,124,103.30 : x
  2. Step 2: Convert to fraction form
    1,318,327.71/1,816,038.39 = 1,124,103.30/x
  3. Step 3: Cross multiply
    1,318,327.71x = 1,816,038.39 × 1,124,103.30
  4. Step 4: Simplify right side
    1,318,327.71x = 2,041,414,747,125.69
  5. Step 5: Solve for x
    x = 2,041,414,747,125.69/1,318,327.71
  6. Step 6: Final answer
    x = 1,548,488.08

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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.