Home / 1,371,092.40-2,053,139.40-1,091,156.40

Finding the Fourth Proportional to 1,371,092.40, 2,053,139.40 and 1,091,156.40

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Solution

The fourth proportional to 1,371,092.40, 2,053,139.40 and 1,091,156.40 is: 1,633,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,092.40 : 2,053,139.40 = 1,091,156.40 : x
  2. Step 2: Convert to fraction form
    1,371,092.40/2,053,139.40 = 1,091,156.40/x
  3. Step 3: Cross multiply
    1,371,092.40x = 2,053,139.40 × 1,091,156.40
  4. Step 4: Simplify right side
    1,371,092.40x = 2,240,296,196,402.16
  5. Step 5: Solve for x
    x = 2,240,296,196,402.16/1,371,092.40
  6. Step 6: Final answer
    x = 1,633,949.83

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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.