Home / 1,426,249.68-2,140,066.50-627,427.43

Finding the Fourth Proportional to 1,426,249.68, 2,140,066.50 and 627,427.43

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Solution

The fourth proportional to 1,426,249.68, 2,140,066.50 and 627,427.43 is: 941,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,249.68 : 2,140,066.50 = 627,427.43 : x
  2. Step 2: Convert to fraction form
    1,426,249.68/2,140,066.50 = 627,427.43/x
  3. Step 3: Cross multiply
    1,426,249.68x = 2,140,066.50 × 627,427.43
  4. Step 4: Simplify right side
    1,426,249.68x = 1,342,736,413,423.76
  5. Step 5: Solve for x
    x = 1,342,736,413,423.76/1,426,249.68
  6. Step 6: Final answer
    x = 941,445.55

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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.