Home / 4,428,672.30-6,643,008.45-1,436,856.30

Finding the Fourth Proportional to 4,428,672.30, 6,643,008.45 and 1,436,856.30

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Solution

The fourth proportional to 4,428,672.30, 6,643,008.45 and 1,436,856.30 is: 2,155,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,672.30 : 6,643,008.45 = 1,436,856.30 : x
  2. Step 2: Convert to fraction form
    4,428,672.30/6,643,008.45 = 1,436,856.30/x
  3. Step 3: Cross multiply
    4,428,672.30x = 6,643,008.45 × 1,436,856.30
  4. Step 4: Simplify right side
    4,428,672.30x = 9,545,048,542,335.74
  5. Step 5: Solve for x
    x = 9,545,048,542,335.74/4,428,672.30
  6. Step 6: Final answer
    x = 2,155,284.45

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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.