Home / 4,279,038.14-6,418,852.56-1,246,429.22

Finding the Fourth Proportional to 4,279,038.14, 6,418,852.56 and 1,246,429.22

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Solution

The fourth proportional to 4,279,038.14, 6,418,852.56 and 1,246,429.22 is: 1,869,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279,038.14 : 6,418,852.56 = 1,246,429.22 : x
  2. Step 2: Convert to fraction form
    4,279,038.14/6,418,852.56 = 1,246,429.22/x
  3. Step 3: Cross multiply
    4,279,038.14x = 6,418,852.56 × 1,246,429.22
  4. Step 4: Simplify right side
    4,279,038.14x = 8,000,645,389,655.80
  5. Step 5: Solve for x
    x = 8,000,645,389,655.80/4,279,038.14
  6. Step 6: Final answer
    x = 1,869,729.86

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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.