Home / 2,077,686.60-3,115,608.30-955,177.80

Finding the Fourth Proportional to 2,077,686.60, 3,115,608.30 and 955,177.80

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Solution

The fourth proportional to 2,077,686.60, 3,115,608.30 and 955,177.80 is: 1,432,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,686.60 : 3,115,608.30 = 955,177.80 : x
  2. Step 2: Convert to fraction form
    2,077,686.60/3,115,608.30 = 955,177.80/x
  3. Step 3: Cross multiply
    2,077,686.60x = 3,115,608.30 × 955,177.80
  4. Step 4: Simplify right side
    2,077,686.60x = 2,975,959,881,655.74
  5. Step 5: Solve for x
    x = 2,975,959,881,655.74/2,077,686.60
  6. Step 6: Final answer
    x = 1,432,343.01

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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.