Home / 5,430,896.20-8,147,437.80-1,592,711.20

Finding the Fourth Proportional to 5,430,896.20, 8,147,437.80 and 1,592,711.20

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Solution

The fourth proportional to 5,430,896.20, 8,147,437.80 and 1,592,711.20 is: 2,389,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,896.20 : 8,147,437.80 = 1,592,711.20 : x
  2. Step 2: Convert to fraction form
    5,430,896.20/8,147,437.80 = 1,592,711.20/x
  3. Step 3: Cross multiply
    5,430,896.20x = 8,147,437.80 × 1,592,711.20
  4. Step 4: Simplify right side
    5,430,896.20x = 12,976,515,435,363.36
  5. Step 5: Solve for x
    x = 12,976,515,435,363.36/5,430,896.20
  6. Step 6: Final answer
    x = 2,389,387.49

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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.