Home / 3,140,732.29-4,333,106.78-2,053,640.20

Finding the Fourth Proportional to 3,140,732.29, 4,333,106.78 and 2,053,640.20

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Solution

The fourth proportional to 3,140,732.29, 4,333,106.78 and 2,053,640.20 is: 2,833,301.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,732.29 : 4,333,106.78 = 2,053,640.20 : x
  2. Step 2: Convert to fraction form
    3,140,732.29/4,333,106.78 = 2,053,640.20/x
  3. Step 3: Cross multiply
    3,140,732.29x = 4,333,106.78 × 2,053,640.20
  4. Step 4: Simplify right side
    3,140,732.29x = 8,898,642,242,366.82
  5. Step 5: Solve for x
    x = 8,898,642,242,366.82/3,140,732.29
  6. Step 6: Final answer
    x = 2,833,301.74

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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.