Home / 1,145,067.52-1,580,541.84-715,073.92

Finding the Fourth Proportional to 1,145,067.52, 1,580,541.84 and 715,073.92

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Solution

The fourth proportional to 1,145,067.52, 1,580,541.84 and 715,073.92 is: 987,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,067.52 : 1,580,541.84 = 715,073.92 : x
  2. Step 2: Convert to fraction form
    1,145,067.52/1,580,541.84 = 715,073.92/x
  3. Step 3: Cross multiply
    1,145,067.52x = 1,580,541.84 × 715,073.92
  4. Step 4: Simplify right side
    1,145,067.52x = 1,130,204,249,252.81
  5. Step 5: Solve for x
    x = 1,130,204,249,252.81/1,145,067.52
  6. Step 6: Final answer
    x = 987,019.74

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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.