Home / 3,402,449.31-5,103,772.38-1,272,126.63

Finding the Fourth Proportional to 3,402,449.31, 5,103,772.38 and 1,272,126.63

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Solution

The fourth proportional to 3,402,449.31, 5,103,772.38 and 1,272,126.63 is: 1,908,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,449.31 : 5,103,772.38 = 1,272,126.63 : x
  2. Step 2: Convert to fraction form
    3,402,449.31/5,103,772.38 = 1,272,126.63/x
  3. Step 3: Cross multiply
    3,402,449.31x = 5,103,772.38 × 1,272,126.63
  4. Step 4: Simplify right side
    3,402,449.31x = 6,492,644,758,056.48
  5. Step 5: Solve for x
    x = 6,492,644,758,056.48/3,402,449.31
  6. Step 6: Final answer
    x = 1,908,226.74

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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.