Home / 3,011,495.20-4,155,425.04-1,722,086.48

Finding the Fourth Proportional to 3,011,495.20, 4,155,425.04 and 1,722,086.48

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Solution

The fourth proportional to 3,011,495.20, 4,155,425.04 and 1,722,086.48 is: 2,376,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,495.20 : 4,155,425.04 = 1,722,086.48 : x
  2. Step 2: Convert to fraction form
    3,011,495.20/4,155,425.04 = 1,722,086.48/x
  3. Step 3: Cross multiply
    3,011,495.20x = 4,155,425.04 × 1,722,086.48
  4. Step 4: Simplify right side
    3,011,495.20x = 7,156,001,273,509.58
  5. Step 5: Solve for x
    x = 7,156,001,273,509.58/3,011,495.20
  6. Step 6: Final answer
    x = 2,376,228.68

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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.