Home / 5,243,743.28-7,236,377.56-2,920,617.12

Finding the Fourth Proportional to 5,243,743.28, 7,236,377.56 and 2,920,617.12

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Solution

The fourth proportional to 5,243,743.28, 7,236,377.56 and 2,920,617.12 is: 4,030,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243,743.28 : 7,236,377.56 = 2,920,617.12 : x
  2. Step 2: Convert to fraction form
    5,243,743.28/7,236,377.56 = 2,920,617.12/x
  3. Step 3: Cross multiply
    5,243,743.28x = 7,236,377.56 × 2,920,617.12
  4. Step 4: Simplify right side
    5,243,743.28x = 21,134,688,188,519.83
  5. Step 5: Solve for x
    x = 21,134,688,188,519.83/5,243,743.28
  6. Step 6: Final answer
    x = 4,030,458.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.