Home / 1,858,656.38-2,564,990.01-1,042,920.41

Finding the Fourth Proportional to 1,858,656.38, 2,564,990.01 and 1,042,920.41

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Solution

The fourth proportional to 1,858,656.38, 2,564,990.01 and 1,042,920.41 is: 1,439,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,656.38 : 2,564,990.01 = 1,042,920.41 : x
  2. Step 2: Convert to fraction form
    1,858,656.38/2,564,990.01 = 1,042,920.41/x
  3. Step 3: Cross multiply
    1,858,656.38x = 2,564,990.01 × 1,042,920.41
  4. Step 4: Simplify right side
    1,858,656.38x = 2,675,080,420,050.15
  5. Step 5: Solve for x
    x = 2,675,080,420,050.15/1,858,656.38
  6. Step 6: Final answer
    x = 1,439,254.97

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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.