Home / 875,771.20-1,313,656.80-734,053.60

Finding the Fourth Proportional to 875,771.20, 1,313,656.80 and 734,053.60

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Solution

The fourth proportional to 875,771.20, 1,313,656.80 and 734,053.60 is: 1,101,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,771.20 : 1,313,656.80 = 734,053.60 : x
  2. Step 2: Convert to fraction form
    875,771.20/1,313,656.80 = 734,053.60/x
  3. Step 3: Cross multiply
    875,771.20x = 1,313,656.80 × 734,053.60
  4. Step 4: Simplify right side
    875,771.20x = 964,294,503,204.48
  5. Step 5: Solve for x
    x = 964,294,503,204.48/875,771.20
  6. Step 6: Final answer
    x = 1,101,080.40

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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.