Home / 1,719,114.90-2,578,672.35-1,533,110.55

Finding the Fourth Proportional to 1,719,114.90, 2,578,672.35 and 1,533,110.55

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Solution

The fourth proportional to 1,719,114.90, 2,578,672.35 and 1,533,110.55 is: 2,299,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,114.90 : 2,578,672.35 = 1,533,110.55 : x
  2. Step 2: Convert to fraction form
    1,719,114.90/2,578,672.35 = 1,533,110.55/x
  3. Step 3: Cross multiply
    1,719,114.90x = 2,578,672.35 × 1,533,110.55
  4. Step 4: Simplify right side
    1,719,114.90x = 3,953,389,784,778.29
  5. Step 5: Solve for x
    x = 3,953,389,784,778.29/1,719,114.90
  6. Step 6: Final answer
    x = 2,299,665.83

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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.