Home / 2,472,021.20-3,708,031.80-1,052,123.60

Finding the Fourth Proportional to 2,472,021.20, 3,708,031.80 and 1,052,123.60

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Solution

The fourth proportional to 2,472,021.20, 3,708,031.80 and 1,052,123.60 is: 1,578,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472,021.20 : 3,708,031.80 = 1,052,123.60 : x
  2. Step 2: Convert to fraction form
    2,472,021.20/3,708,031.80 = 1,052,123.60/x
  3. Step 3: Cross multiply
    2,472,021.20x = 3,708,031.80 × 1,052,123.60
  4. Step 4: Simplify right side
    2,472,021.20x = 3,901,307,766,330.48
  5. Step 5: Solve for x
    x = 3,901,307,766,330.48/2,472,021.20
  6. Step 6: Final answer
    x = 1,578,185.40

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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.