Home / 2,752,065.09-4,128,140.70-832,997.30

Finding the Fourth Proportional to 2,752,065.09, 4,128,140.70 and 832,997.30

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Solution

The fourth proportional to 2,752,065.09, 4,128,140.70 and 832,997.30 is: 1,249,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,065.09 : 4,128,140.70 = 832,997.30 : x
  2. Step 2: Convert to fraction form
    2,752,065.09/4,128,140.70 = 832,997.30/x
  3. Step 3: Cross multiply
    2,752,065.09x = 4,128,140.70 × 832,997.30
  4. Step 4: Simplify right side
    2,752,065.09x = 3,438,730,036,479.41
  5. Step 5: Solve for x
    x = 3,438,730,036,479.41/2,752,065.09
  6. Step 6: Final answer
    x = 1,249,508.98

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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.