Home / 857,110.20-1,202,442.60-857,110.20

Finding the Fourth Proportional to 857,110.20, 1,202,442.60 and 857,110.20

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Solution

The fourth proportional to 857,110.20, 1,202,442.60 and 857,110.20 is: 1,202,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,110.20 : 1,202,442.60 = 857,110.20 : x
  2. Step 2: Convert to fraction form
    857,110.20/1,202,442.60 = 857,110.20/x
  3. Step 3: Cross multiply
    857,110.20x = 1,202,442.60 × 857,110.20
  4. Step 4: Simplify right side
    857,110.20x = 1,030,625,817,374.52
  5. Step 5: Solve for x
    x = 1,030,625,817,374.52/857,110.20
  6. Step 6: Final answer
    x = 1,202,442.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.