Home / 1,375,296.62-1,898,106.71-824,034.11

Finding the Fourth Proportional to 1,375,296.62, 1,898,106.71 and 824,034.11

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Solution

The fourth proportional to 1,375,296.62, 1,898,106.71 and 824,034.11 is: 1,137,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,296.62 : 1,898,106.71 = 824,034.11 : x
  2. Step 2: Convert to fraction form
    1,375,296.62/1,898,106.71 = 824,034.11/x
  3. Step 3: Cross multiply
    1,375,296.62x = 1,898,106.71 × 824,034.11
  4. Step 4: Simplify right side
    1,375,296.62x = 1,564,104,659,849.17
  5. Step 5: Solve for x
    x = 1,564,104,659,849.17/1,375,296.62
  6. Step 6: Final answer
    x = 1,137,285.33

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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.