Home / 1,770,217.60-2,655,326.40-1,203,347.20

Finding the Fourth Proportional to 1,770,217.60, 2,655,326.40 and 1,203,347.20

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Solution

The fourth proportional to 1,770,217.60, 2,655,326.40 and 1,203,347.20 is: 1,805,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,217.60 : 2,655,326.40 = 1,203,347.20 : x
  2. Step 2: Convert to fraction form
    1,770,217.60/2,655,326.40 = 1,203,347.20/x
  3. Step 3: Cross multiply
    1,770,217.60x = 2,655,326.40 × 1,203,347.20
  4. Step 4: Simplify right side
    1,770,217.60x = 3,195,279,588,526.08
  5. Step 5: Solve for x
    x = 3,195,279,588,526.08/1,770,217.60
  6. Step 6: Final answer
    x = 1,805,020.80

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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.