Home / 2,403,997.20-3,605,995.80-806,612.40

Finding the Fourth Proportional to 2,403,997.20, 3,605,995.80 and 806,612.40

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Solution

The fourth proportional to 2,403,997.20, 3,605,995.80 and 806,612.40 is: 1,209,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,997.20 : 3,605,995.80 = 806,612.40 : x
  2. Step 2: Convert to fraction form
    2,403,997.20/3,605,995.80 = 806,612.40/x
  3. Step 3: Cross multiply
    2,403,997.20x = 3,605,995.80 × 806,612.40
  4. Step 4: Simplify right side
    2,403,997.20x = 2,908,640,926,627.92
  5. Step 5: Solve for x
    x = 2,908,640,926,627.92/2,403,997.20
  6. Step 6: Final answer
    x = 1,209,918.60

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1.5x scale

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.