Home / 2,232,430.80-3,346,620.92-811,483.28

Finding the Fourth Proportional to 2,232,430.80, 3,346,620.92 and 811,483.28

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Solution

The fourth proportional to 2,232,430.80, 3,346,620.92 and 811,483.28 is: 1,216,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,430.80 : 3,346,620.92 = 811,483.28 : x
  2. Step 2: Convert to fraction form
    2,232,430.80/3,346,620.92 = 811,483.28/x
  3. Step 3: Cross multiply
    2,232,430.80x = 3,346,620.92 × 811,483.28
  4. Step 4: Simplify right side
    2,232,430.80x = 2,715,726,921,078.22
  5. Step 5: Solve for x
    x = 2,715,726,921,078.22/2,232,430.80
  6. Step 6: Final answer
    x = 1,216,488.74

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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.