Home / 1,131,247.39-1,561,152.20-615,036.02

Finding the Fourth Proportional to 1,131,247.39, 1,561,152.20 and 615,036.02

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Solution

The fourth proportional to 1,131,247.39, 1,561,152.20 and 615,036.02 is: 848,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,247.39 : 1,561,152.20 = 615,036.02 : x
  2. Step 2: Convert to fraction form
    1,131,247.39/1,561,152.20 = 615,036.02/x
  3. Step 3: Cross multiply
    1,131,247.39x = 1,561,152.20 × 615,036.02
  4. Step 4: Simplify right side
    1,131,247.39x = 960,164,835,702.24
  5. Step 5: Solve for x
    x = 960,164,835,702.24/1,131,247.39
  6. Step 6: Final answer
    x = 848,766.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.