Home / 1,345,047.14-1,856,149.95-733,186.51

Finding the Fourth Proportional to 1,345,047.14, 1,856,149.95 and 733,186.51

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Solution

The fourth proportional to 1,345,047.14, 1,856,149.95 and 733,186.51 is: 1,011,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,047.14 : 1,856,149.95 = 733,186.51 : x
  2. Step 2: Convert to fraction form
    1,345,047.14/1,856,149.95 = 733,186.51/x
  3. Step 3: Cross multiply
    1,345,047.14x = 1,856,149.95 × 733,186.51
  4. Step 4: Simplify right side
    1,345,047.14x = 1,360,904,103,877.17
  5. Step 5: Solve for x
    x = 1,360,904,103,877.17/1,345,047.14
  6. Step 6: Final answer
    x = 1,011,789.15

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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.