Home / 4,428,611.20-6,642,916.80-1,589,010.40

Finding the Fourth Proportional to 4,428,611.20, 6,642,916.80 and 1,589,010.40

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Solution

The fourth proportional to 4,428,611.20, 6,642,916.80 and 1,589,010.40 is: 2,383,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,611.20 : 6,642,916.80 = 1,589,010.40 : x
  2. Step 2: Convert to fraction form
    4,428,611.20/6,642,916.80 = 1,589,010.40/x
  3. Step 3: Cross multiply
    4,428,611.20x = 6,642,916.80 × 1,589,010.40
  4. Step 4: Simplify right side
    4,428,611.20x = 10,555,663,881,534.72
  5. Step 5: Solve for x
    x = 10,555,663,881,534.72/4,428,611.20
  6. Step 6: Final answer
    x = 2,383,515.60

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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.