Home / 2,565,818.28-3,540,784.08-1,478,086.56

Finding the Fourth Proportional to 2,565,818.28, 3,540,784.08 and 1,478,086.56

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Solution

The fourth proportional to 2,565,818.28, 3,540,784.08 and 1,478,086.56 is: 2,039,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,818.28 : 3,540,784.08 = 1,478,086.56 : x
  2. Step 2: Convert to fraction form
    2,565,818.28/3,540,784.08 = 1,478,086.56/x
  3. Step 3: Cross multiply
    2,565,818.28x = 3,540,784.08 × 1,478,086.56
  4. Step 4: Simplify right side
    2,565,818.28x = 5,233,585,360,509.97
  5. Step 5: Solve for x
    x = 5,233,585,360,509.97/2,565,818.28
  6. Step 6: Final answer
    x = 2,039,733.45

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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.