Home / 2,780,605.44-4,171,697.28-1,433,750.40

Finding the Fourth Proportional to 2,780,605.44, 4,171,697.28 and 1,433,750.40

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Solution

The fourth proportional to 2,780,605.44, 4,171,697.28 and 1,433,750.40 is: 2,151,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,605.44 : 4,171,697.28 = 1,433,750.40 : x
  2. Step 2: Convert to fraction form
    2,780,605.44/4,171,697.28 = 1,433,750.40/x
  3. Step 3: Cross multiply
    2,780,605.44x = 4,171,697.28 × 1,433,750.40
  4. Step 4: Simplify right side
    2,780,605.44x = 5,981,172,643,878.91
  5. Step 5: Solve for x
    x = 5,981,172,643,878.91/2,780,605.44
  6. Step 6: Final answer
    x = 2,151,032.49

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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.