Home / 2,897,391.30-4,345,892.55-767,429.70

Finding the Fourth Proportional to 2,897,391.30, 4,345,892.55 and 767,429.70

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Solution

The fourth proportional to 2,897,391.30, 4,345,892.55 and 767,429.70 is: 1,151,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,391.30 : 4,345,892.55 = 767,429.70 : x
  2. Step 2: Convert to fraction form
    2,897,391.30/4,345,892.55 = 767,429.70/x
  3. Step 3: Cross multiply
    2,897,391.30x = 4,345,892.55 × 767,429.70
  4. Step 4: Simplify right side
    2,897,391.30x = 3,335,167,015,878.74
  5. Step 5: Solve for x
    x = 3,335,167,015,878.74/2,897,391.30
  6. Step 6: Final answer
    x = 1,151,093.06

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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.