Home / 3,559,451.04-4,912,017.20-1,927,820.80

Finding the Fourth Proportional to 3,559,451.04, 4,912,017.20 and 1,927,820.80

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Solution

The fourth proportional to 3,559,451.04, 4,912,017.20 and 1,927,820.80 is: 2,660,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,451.04 : 4,912,017.20 = 1,927,820.80 : x
  2. Step 2: Convert to fraction form
    3,559,451.04/4,912,017.20 = 1,927,820.80/x
  3. Step 3: Cross multiply
    3,559,451.04x = 4,912,017.20 × 1,927,820.80
  4. Step 4: Simplify right side
    3,559,451.04x = 9,469,488,928,117.76
  5. Step 5: Solve for x
    x = 9,469,488,928,117.76/3,559,451.04
  6. Step 6: Final answer
    x = 2,660,379.04

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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.