Home / 1,501,471.62-2,072,057.76-822,364.38

Finding the Fourth Proportional to 1,501,471.62, 2,072,057.76 and 822,364.38

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Solution

The fourth proportional to 1,501,471.62, 2,072,057.76 and 822,364.38 is: 1,134,877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,471.62 : 2,072,057.76 = 822,364.38 : x
  2. Step 2: Convert to fraction form
    1,501,471.62/2,072,057.76 = 822,364.38/x
  3. Step 3: Cross multiply
    1,501,471.62x = 2,072,057.76 × 822,364.38
  4. Step 4: Simplify right side
    1,501,471.62x = 1,703,986,495,126.59
  5. Step 5: Solve for x
    x = 1,703,986,495,126.59/1,501,471.62
  6. Step 6: Final answer
    x = 1,134,877.59

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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.