Home / 2,229,617.76-3,076,913.06-1,262,948.78

Finding the Fourth Proportional to 2,229,617.76, 3,076,913.06 and 1,262,948.78

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Solution

The fourth proportional to 2,229,617.76, 3,076,913.06 and 1,262,948.78 is: 1,742,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,617.76 : 3,076,913.06 = 1,262,948.78 : x
  2. Step 2: Convert to fraction form
    2,229,617.76/3,076,913.06 = 1,262,948.78/x
  3. Step 3: Cross multiply
    2,229,617.76x = 3,076,913.06 × 1,262,948.78
  4. Step 4: Simplify right side
    2,229,617.76x = 3,885,983,595,293.07
  5. Step 5: Solve for x
    x = 3,885,983,595,293.07/2,229,617.76
  6. Step 6: Final answer
    x = 1,742,892.29

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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.