Home / 1,959,398.40-2,704,367.76-1,132,507.20

Finding the Fourth Proportional to 1,959,398.40, 2,704,367.76 and 1,132,507.20

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Solution

The fourth proportional to 1,959,398.40, 2,704,367.76 and 1,132,507.20 is: 1,563,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,398.40 : 2,704,367.76 = 1,132,507.20 : x
  2. Step 2: Convert to fraction form
    1,959,398.40/2,704,367.76 = 1,132,507.20/x
  3. Step 3: Cross multiply
    1,959,398.40x = 2,704,367.76 × 1,132,507.20
  4. Step 4: Simplify right side
    1,959,398.40x = 3,062,715,959,647.87
  5. Step 5: Solve for x
    x = 3,062,715,959,647.87/1,959,398.40
  6. Step 6: Final answer
    x = 1,563,089.96

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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.