Home / 1,518,922.80-2,278,384.20-1,436,254.20

Finding the Fourth Proportional to 1,518,922.80, 2,278,384.20 and 1,436,254.20

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Solution

The fourth proportional to 1,518,922.80, 2,278,384.20 and 1,436,254.20 is: 2,154,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,922.80 : 2,278,384.20 = 1,436,254.20 : x
  2. Step 2: Convert to fraction form
    1,518,922.80/2,278,384.20 = 1,436,254.20/x
  3. Step 3: Cross multiply
    1,518,922.80x = 2,278,384.20 × 1,436,254.20
  4. Step 4: Simplify right side
    1,518,922.80x = 3,272,338,876,463.64
  5. Step 5: Solve for x
    x = 3,272,338,876,463.64/1,518,922.80
  6. Step 6: Final answer
    x = 2,154,381.30

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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.