Home / 1,953,140.76-2,695,304.96-1,081,972.70

Finding the Fourth Proportional to 1,953,140.76, 2,695,304.96 and 1,081,972.70

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Solution

The fourth proportional to 1,953,140.76, 2,695,304.96 and 1,081,972.70 is: 1,493,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,140.76 : 2,695,304.96 = 1,081,972.70 : x
  2. Step 2: Convert to fraction form
    1,953,140.76/2,695,304.96 = 1,081,972.70/x
  3. Step 3: Cross multiply
    1,953,140.76x = 2,695,304.96 × 1,081,972.70
  4. Step 4: Simplify right side
    1,953,140.76x = 2,916,246,384,894.59
  5. Step 5: Solve for x
    x = 2,916,246,384,894.59/1,953,140.76
  6. Step 6: Final answer
    x = 1,493,106.10

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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.