Home / 2,117,248.47-3,174,087.47-918,267.75

Finding the Fourth Proportional to 2,117,248.47, 3,174,087.47 and 918,267.75

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Solution

The fourth proportional to 2,117,248.47, 3,174,087.47 and 918,267.75 is: 1,376,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,248.47 : 3,174,087.47 = 918,267.75 : x
  2. Step 2: Convert to fraction form
    2,117,248.47/3,174,087.47 = 918,267.75/x
  3. Step 3: Cross multiply
    2,117,248.47x = 3,174,087.47 × 918,267.75
  4. Step 4: Simplify right side
    2,117,248.47x = 2,914,662,154,788.75
  5. Step 5: Solve for x
    x = 2,914,662,154,788.75/2,117,248.47
  6. Step 6: Final answer
    x = 1,376,627.35

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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.