Home / 1,943,451.72-2,681,847.90-1,127,592.18

Finding the Fourth Proportional to 1,943,451.72, 2,681,847.90 and 1,127,592.18

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Solution

The fourth proportional to 1,943,451.72, 2,681,847.90 and 1,127,592.18 is: 1,556,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,451.72 : 2,681,847.90 = 1,127,592.18 : x
  2. Step 2: Convert to fraction form
    1,943,451.72/2,681,847.90 = 1,127,592.18/x
  3. Step 3: Cross multiply
    1,943,451.72x = 2,681,847.90 × 1,127,592.18
  4. Step 4: Simplify right side
    1,943,451.72x = 3,024,030,719,989.42
  5. Step 5: Solve for x
    x = 3,024,030,719,989.42/1,943,451.72
  6. Step 6: Final answer
    x = 1,556,010.21

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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.