Home / 1,914,802.90-2,869,251.90-1,660,892.20

Finding the Fourth Proportional to 1,914,802.90, 2,869,251.90 and 1,660,892.20

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Solution

The fourth proportional to 1,914,802.90, 2,869,251.90 and 1,660,892.20 is: 2,488,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,802.90 : 2,869,251.90 = 1,660,892.20 : x
  2. Step 2: Convert to fraction form
    1,914,802.90/2,869,251.90 = 1,660,892.20/x
  3. Step 3: Cross multiply
    1,914,802.90x = 2,869,251.90 × 1,660,892.20
  4. Step 4: Simplify right side
    1,914,802.90x = 4,765,518,100,545.18
  5. Step 5: Solve for x
    x = 4,765,518,100,545.18/1,914,802.90
  6. Step 6: Final answer
    x = 2,488,777.36

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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.