Home / 1,267,527.81-1,891,464.30-1,132,925.25

Finding the Fourth Proportional to 1,267,527.81, 1,891,464.30 and 1,132,925.25

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Solution

The fourth proportional to 1,267,527.81, 1,891,464.30 and 1,132,925.25 is: 1,690,604.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,527.81 : 1,891,464.30 = 1,132,925.25 : x
  2. Step 2: Convert to fraction form
    1,267,527.81/1,891,464.30 = 1,132,925.25/x
  3. Step 3: Cross multiply
    1,267,527.81x = 1,891,464.30 × 1,132,925.25
  4. Step 4: Simplify right side
    1,267,527.81x = 2,142,887,664,943.58
  5. Step 5: Solve for x
    x = 2,142,887,664,943.58/1,267,527.81
  6. Step 6: Final answer
    x = 1,690,604.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.