Home / 2,138,330.02-3,207,505.89-540,894.63

Finding the Fourth Proportional to 2,138,330.02, 3,207,505.89 and 540,894.63

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Solution

The fourth proportional to 2,138,330.02, 3,207,505.89 and 540,894.63 is: 811,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,330.02 : 3,207,505.89 = 540,894.63 : x
  2. Step 2: Convert to fraction form
    2,138,330.02/3,207,505.89 = 540,894.63/x
  3. Step 3: Cross multiply
    2,138,330.02x = 3,207,505.89 × 540,894.63
  4. Step 4: Simplify right side
    2,138,330.02x = 1,734,922,711,594.37
  5. Step 5: Solve for x
    x = 1,734,922,711,594.37/2,138,330.02
  6. Step 6: Final answer
    x = 811,344.69

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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.