Home / 2,347,918.60-3,240,139.62-1,329,521.80

Finding the Fourth Proportional to 2,347,918.60, 3,240,139.62 and 1,329,521.80

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Solution

The fourth proportional to 2,347,918.60, 3,240,139.62 and 1,329,521.80 is: 1,834,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,918.60 : 3,240,139.62 = 1,329,521.80 : x
  2. Step 2: Convert to fraction form
    2,347,918.60/3,240,139.62 = 1,329,521.80/x
  3. Step 3: Cross multiply
    2,347,918.60x = 3,240,139.62 × 1,329,521.80
  4. Step 4: Simplify right side
    2,347,918.60x = 4,307,836,259,833.72
  5. Step 5: Solve for x
    x = 4,307,836,259,833.72/2,347,918.60
  6. Step 6: Final answer
    x = 1,834,746.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.