Home / 2,303,139.89-3,178,311.09-1,270,655.97

Finding the Fourth Proportional to 2,303,139.89, 3,178,311.09 and 1,270,655.97

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Solution

The fourth proportional to 2,303,139.89, 3,178,311.09 and 1,270,655.97 is: 1,753,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303,139.89 : 3,178,311.09 = 1,270,655.97 : x
  2. Step 2: Convert to fraction form
    2,303,139.89/3,178,311.09 = 1,270,655.97/x
  3. Step 3: Cross multiply
    2,303,139.89x = 3,178,311.09 × 1,270,655.97
  4. Step 4: Simplify right side
    2,303,139.89x = 4,038,539,961,025.71
  5. Step 5: Solve for x
    x = 4,038,539,961,025.71/2,303,139.89
  6. Step 6: Final answer
    x = 1,753,493.13

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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.