Home / 1,207,750.80-1,809,552.60-575,302.80

Finding the Fourth Proportional to 1,207,750.80, 1,809,552.60 and 575,302.80

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Solution

The fourth proportional to 1,207,750.80, 1,809,552.60 and 575,302.80 is: 861,966.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,750.80 : 1,809,552.60 = 575,302.80 : x
  2. Step 2: Convert to fraction form
    1,207,750.80/1,809,552.60 = 575,302.80/x
  3. Step 3: Cross multiply
    1,207,750.80x = 1,809,552.60 × 575,302.80
  4. Step 4: Simplify right side
    1,207,750.80x = 1,041,040,677,527.28
  5. Step 5: Solve for x
    x = 1,041,040,677,527.28/1,207,750.80
  6. Step 6: Final answer
    x = 861,966.46

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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.