Home / 1,348,659.20-2,020,364.40-748,546.40

Finding the Fourth Proportional to 1,348,659.20, 2,020,364.40 and 748,546.40

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Solution

The fourth proportional to 1,348,659.20, 2,020,364.40 and 748,546.40 is: 1,121,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,659.20 : 2,020,364.40 = 748,546.40 : x
  2. Step 2: Convert to fraction form
    1,348,659.20/2,020,364.40 = 748,546.40/x
  3. Step 3: Cross multiply
    1,348,659.20x = 2,020,364.40 × 748,546.40
  4. Step 4: Simplify right side
    1,348,659.20x = 1,512,336,498,308.16
  5. Step 5: Solve for x
    x = 1,512,336,498,308.16/1,348,659.20
  6. Step 6: Final answer
    x = 1,121,362.98

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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.