Home / 891,055.60-1,336,583.40-838,567.60

Finding the Fourth Proportional to 891,055.60, 1,336,583.40 and 838,567.60

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Solution

The fourth proportional to 891,055.60, 1,336,583.40 and 838,567.60 is: 1,257,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,055.60 : 1,336,583.40 = 838,567.60 : x
  2. Step 2: Convert to fraction form
    891,055.60/1,336,583.40 = 838,567.60/x
  3. Step 3: Cross multiply
    891,055.60x = 1,336,583.40 × 838,567.60
  4. Step 4: Simplify right side
    891,055.60x = 1,120,815,533,937.84
  5. Step 5: Solve for x
    x = 1,120,815,533,937.84/891,055.60
  6. Step 6: Final answer
    x = 1,257,851.40

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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.