Home / 1,426,335.89-2,140,195.91-627,513.75

Finding the Fourth Proportional to 1,426,335.89, 2,140,195.91 and 627,513.75

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Solution

The fourth proportional to 1,426,335.89, 2,140,195.91 and 627,513.75 is: 941,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,335.89 : 2,140,195.91 = 627,513.75 : x
  2. Step 2: Convert to fraction form
    1,426,335.89/2,140,195.91 = 627,513.75/x
  3. Step 3: Cross multiply
    1,426,335.89x = 2,140,195.91 × 627,513.75
  4. Step 4: Simplify right side
    1,426,335.89x = 1,343,002,358,081.19
  5. Step 5: Solve for x
    x = 1,343,002,358,081.19/1,426,335.89
  6. Step 6: Final answer
    x = 941,575.10

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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.