Home / 1,756,828-2,635,242-558,752.80

Finding the Fourth Proportional to 1,756,828, 2,635,242 and 558,752.80

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Solution

The fourth proportional to 1,756,828, 2,635,242 and 558,752.80 is: 838,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,828 : 2,635,242 = 558,752.80 : x
  2. Step 2: Convert to fraction form
    1,756,828/2,635,242 = 558,752.80/x
  3. Step 3: Cross multiply
    1,756,828x = 2,635,242 × 558,752.80
  4. Step 4: Simplify right side
    1,756,828x = 1,472,448,846,177.60
  5. Step 5: Solve for x
    x = 1,472,448,846,177.60/1,756,828
  6. Step 6: Final answer
    x = 838,129.20

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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.