Home / 1,479,041.70-2,041,077.48-799,978.20

Finding the Fourth Proportional to 1,479,041.70, 2,041,077.48 and 799,978.20

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Solution

The fourth proportional to 1,479,041.70, 2,041,077.48 and 799,978.20 is: 1,103,969.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,041.70 : 2,041,077.48 = 799,978.20 : x
  2. Step 2: Convert to fraction form
    1,479,041.70/2,041,077.48 = 799,978.20/x
  3. Step 3: Cross multiply
    1,479,041.70x = 2,041,077.48 × 799,978.20
  4. Step 4: Simplify right side
    1,479,041.70x = 1,632,817,488,510.94
  5. Step 5: Solve for x
    x = 1,632,817,488,510.94/1,479,041.70
  6. Step 6: Final answer
    x = 1,103,969.88

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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.