Home / 2,229,377.28-3,076,730.40-1,262,679.52

Finding the Fourth Proportional to 2,229,377.28, 3,076,730.40 and 1,262,679.52

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Solution

The fourth proportional to 2,229,377.28, 3,076,730.40 and 1,262,679.52 is: 1,742,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,377.28 : 3,076,730.40 = 1,262,679.52 : x
  2. Step 2: Convert to fraction form
    2,229,377.28/3,076,730.40 = 1,262,679.52/x
  3. Step 3: Cross multiply
    2,229,377.28x = 3,076,730.40 × 1,262,679.52
  4. Step 4: Simplify right side
    2,229,377.28x = 3,884,924,464,641.41
  5. Step 5: Solve for x
    x = 3,884,924,464,641.41/2,229,377.28
  6. Step 6: Final answer
    x = 1,742,605.21

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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.