Home / 1,539,857.80-2,124,265.62-996,164.20

Finding the Fourth Proportional to 1,539,857.80, 2,124,265.62 and 996,164.20

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Solution

The fourth proportional to 1,539,857.80, 2,124,265.62 and 996,164.20 is: 1,374,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,857.80 : 2,124,265.62 = 996,164.20 : x
  2. Step 2: Convert to fraction form
    1,539,857.80/2,124,265.62 = 996,164.20/x
  3. Step 3: Cross multiply
    1,539,857.80x = 2,124,265.62 × 996,164.20
  4. Step 4: Simplify right side
    1,539,857.80x = 2,116,117,361,934.80
  5. Step 5: Solve for x
    x = 2,116,117,361,934.80/1,539,857.80
  6. Step 6: Final answer
    x = 1,374,229.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.