Home / 3,619,386.20-5,429,079.30-1,488,762.20

Finding the Fourth Proportional to 3,619,386.20, 5,429,079.30 and 1,488,762.20

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Solution

The fourth proportional to 3,619,386.20, 5,429,079.30 and 1,488,762.20 is: 2,233,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,386.20 : 5,429,079.30 = 1,488,762.20 : x
  2. Step 2: Convert to fraction form
    3,619,386.20/5,429,079.30 = 1,488,762.20/x
  3. Step 3: Cross multiply
    3,619,386.20x = 5,429,079.30 × 1,488,762.20
  4. Step 4: Simplify right side
    3,619,386.20x = 8,082,608,042,642.46
  5. Step 5: Solve for x
    x = 8,082,608,042,642.46/3,619,386.20
  6. Step 6: Final answer
    x = 2,233,143.30

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Similar ratio
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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.