Home / 1,719,143.78-2,577,112.38-581,114.16

Finding the Fourth Proportional to 1,719,143.78, 2,577,112.38 and 581,114.16

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Solution

The fourth proportional to 1,719,143.78, 2,577,112.38 and 581,114.16 is: 871,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,143.78 : 2,577,112.38 = 581,114.16 : x
  2. Step 2: Convert to fraction form
    1,719,143.78/2,577,112.38 = 581,114.16/x
  3. Step 3: Cross multiply
    1,719,143.78x = 2,577,112.38 × 581,114.16
  4. Step 4: Simplify right side
    1,719,143.78x = 1,497,596,495,929.30
  5. Step 5: Solve for x
    x = 1,497,596,495,929.30/1,719,143.78
  6. Step 6: Final answer
    x = 871,129.29

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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.