Home / 1,781,823-2,671,464.78-834,677.04

Finding the Fourth Proportional to 1,781,823, 2,671,464.78 and 834,677.04

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Solution

The fourth proportional to 1,781,823, 2,671,464.78 and 834,677.04 is: 1,251,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,823 : 2,671,464.78 = 834,677.04 : x
  2. Step 2: Convert to fraction form
    1,781,823/2,671,464.78 = 834,677.04/x
  3. Step 3: Cross multiply
    1,781,823x = 2,671,464.78 × 834,677.04
  4. Step 4: Simplify right side
    1,781,823x = 2,229,810,315,034.65
  5. Step 5: Solve for x
    x = 2,229,810,315,034.65/1,781,823
  6. Step 6: Final answer
    x = 1,251,420.77

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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.