Home / 3,426,812.28-4,729,029.12-1,898,944.92

Finding the Fourth Proportional to 3,426,812.28, 4,729,029.12 and 1,898,944.92

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Solution

The fourth proportional to 3,426,812.28, 4,729,029.12 and 1,898,944.92 is: 2,620,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,812.28 : 4,729,029.12 = 1,898,944.92 : x
  2. Step 2: Convert to fraction form
    3,426,812.28/4,729,029.12 = 1,898,944.92/x
  3. Step 3: Cross multiply
    3,426,812.28x = 4,729,029.12 × 1,898,944.92
  4. Step 4: Simplify right side
    3,426,812.28x = 8,980,165,823,956.07
  5. Step 5: Solve for x
    x = 8,980,165,823,956.07/3,426,812.28
  6. Step 6: Final answer
    x = 2,620,559.60

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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.