Home / 1,139,587.07-1,708,621.28-627,493.42

Finding the Fourth Proportional to 1,139,587.07, 1,708,621.28 and 627,493.42

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Solution

The fourth proportional to 1,139,587.07, 1,708,621.28 and 627,493.42 is: 940,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,587.07 : 1,708,621.28 = 627,493.42 : x
  2. Step 2: Convert to fraction form
    1,139,587.07/1,708,621.28 = 627,493.42/x
  3. Step 3: Cross multiply
    1,139,587.07x = 1,708,621.28 × 627,493.42
  4. Step 4: Simplify right side
    1,139,587.07x = 1,072,148,598,791.40
  5. Step 5: Solve for x
    x = 1,072,148,598,791.40/1,139,587.07
  6. Step 6: Final answer
    x = 940,822.01

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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.