Home / 2,875,511.40-4,313,267.10-880,708.20

Finding the Fourth Proportional to 2,875,511.40, 4,313,267.10 and 880,708.20

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Solution

The fourth proportional to 2,875,511.40, 4,313,267.10 and 880,708.20 is: 1,321,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,511.40 : 4,313,267.10 = 880,708.20 : x
  2. Step 2: Convert to fraction form
    2,875,511.40/4,313,267.10 = 880,708.20/x
  3. Step 3: Cross multiply
    2,875,511.40x = 4,313,267.10 × 880,708.20
  4. Step 4: Simplify right side
    2,875,511.40x = 3,798,729,703,760.22
  5. Step 5: Solve for x
    x = 3,798,729,703,760.22/2,875,511.40
  6. Step 6: Final answer
    x = 1,321,062.30

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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.