Home / 1,367,966.80-2,051,598.66-647,598.16

Finding the Fourth Proportional to 1,367,966.80, 2,051,598.66 and 647,598.16

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Solution

The fourth proportional to 1,367,966.80, 2,051,598.66 and 647,598.16 is: 971,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,966.80 : 2,051,598.66 = 647,598.16 : x
  2. Step 2: Convert to fraction form
    1,367,966.80/2,051,598.66 = 647,598.16/x
  3. Step 3: Cross multiply
    1,367,966.80x = 2,051,598.66 × 647,598.16
  4. Step 4: Simplify right side
    1,367,966.80x = 1,328,611,517,274.47
  5. Step 5: Solve for x
    x = 1,328,611,517,274.47/1,367,966.80
  6. Step 6: Final answer
    x = 971,230.82

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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.