Home / 3,559,159.20-5,338,987.78-1,429,243.26

Finding the Fourth Proportional to 3,559,159.20, 5,338,987.78 and 1,429,243.26

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Solution

The fourth proportional to 3,559,159.20, 5,338,987.78 and 1,429,243.26 is: 2,143,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,159.20 : 5,338,987.78 = 1,429,243.26 : x
  2. Step 2: Convert to fraction form
    3,559,159.20/5,338,987.78 = 1,429,243.26/x
  3. Step 3: Cross multiply
    3,559,159.20x = 5,338,987.78 × 1,429,243.26
  4. Step 4: Simplify right side
    3,559,159.20x = 7,630,712,299,787.36
  5. Step 5: Solve for x
    x = 7,630,712,299,787.36/3,559,159.20
  6. Step 6: Final answer
    x = 2,143,964.87

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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.