Home / 1,944,606.80-2,916,910.20-1,272,760.40

Finding the Fourth Proportional to 1,944,606.80, 2,916,910.20 and 1,272,760.40

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Solution

The fourth proportional to 1,944,606.80, 2,916,910.20 and 1,272,760.40 is: 1,909,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,606.80 : 2,916,910.20 = 1,272,760.40 : x
  2. Step 2: Convert to fraction form
    1,944,606.80/2,916,910.20 = 1,272,760.40/x
  3. Step 3: Cross multiply
    1,944,606.80x = 2,916,910.20 × 1,272,760.40
  4. Step 4: Simplify right side
    1,944,606.80x = 3,712,527,792,916.08
  5. Step 5: Solve for x
    x = 3,712,527,792,916.08/1,944,606.80
  6. Step 6: Final answer
    x = 1,909,140.60

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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.