Home / 5,598,665.80-8,397,998.70-1,812,531.40

Finding the Fourth Proportional to 5,598,665.80, 8,397,998.70 and 1,812,531.40

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Solution

The fourth proportional to 5,598,665.80, 8,397,998.70 and 1,812,531.40 is: 2,718,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598,665.80 : 8,397,998.70 = 1,812,531.40 : x
  2. Step 2: Convert to fraction form
    5,598,665.80/8,397,998.70 = 1,812,531.40/x
  3. Step 3: Cross multiply
    5,598,665.80x = 8,397,998.70 × 1,812,531.40
  4. Step 4: Simplify right side
    5,598,665.80x = 15,221,636,340,909.18
  5. Step 5: Solve for x
    x = 15,221,636,340,909.18/5,598,665.80
  6. Step 6: Final answer
    x = 2,718,797.10

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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.