Home / 1,207,744.80-1,809,543.60-575,296.80

Finding the Fourth Proportional to 1,207,744.80, 1,809,543.60 and 575,296.80

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Solution

The fourth proportional to 1,207,744.80, 1,809,543.60 and 575,296.80 is: 861,957.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,744.80 : 1,809,543.60 = 575,296.80 : x
  2. Step 2: Convert to fraction form
    1,207,744.80/1,809,543.60 = 575,296.80/x
  3. Step 3: Cross multiply
    1,207,744.80x = 1,809,543.60 × 575,296.80
  4. Step 4: Simplify right side
    1,207,744.80x = 1,041,024,642,540.48
  5. Step 5: Solve for x
    x = 1,041,024,642,540.48/1,207,744.80
  6. Step 6: Final answer
    x = 861,957.46

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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.