Home / 1,571,805.29-2,358,622.82-660,921.92

Finding the Fourth Proportional to 1,571,805.29, 2,358,622.82 and 660,921.92

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Solution

The fourth proportional to 1,571,805.29, 2,358,622.82 and 660,921.92 is: 991,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,805.29 : 2,358,622.82 = 660,921.92 : x
  2. Step 2: Convert to fraction form
    1,571,805.29/2,358,622.82 = 660,921.92/x
  3. Step 3: Cross multiply
    1,571,805.29x = 2,358,622.82 × 660,921.92
  4. Step 4: Simplify right side
    1,571,805.29x = 1,558,865,512,609.41
  5. Step 5: Solve for x
    x = 1,558,865,512,609.41/1,571,805.29
  6. Step 6: Final answer
    x = 991,767.57

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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.