Home / 1,345,909.67-2,019,245.86-547,764.02

Finding the Fourth Proportional to 1,345,909.67, 2,019,245.86 and 547,764.02

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Solution

The fourth proportional to 1,345,909.67, 2,019,245.86 and 547,764.02 is: 821,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,909.67 : 2,019,245.86 = 547,764.02 : x
  2. Step 2: Convert to fraction form
    1,345,909.67/2,019,245.86 = 547,764.02/x
  3. Step 3: Cross multiply
    1,345,909.67x = 2,019,245.86 × 547,764.02
  4. Step 4: Simplify right side
    1,345,909.67x = 1,106,070,227,802.61
  5. Step 5: Solve for x
    x = 1,106,070,227,802.61/1,345,909.67
  6. Step 6: Final answer
    x = 821,801.23

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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.