Home / 1,867,017.84-2,799,366.95-786,974.72

Finding the Fourth Proportional to 1,867,017.84, 2,799,366.95 and 786,974.72

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Solution

The fourth proportional to 1,867,017.84, 2,799,366.95 and 786,974.72 is: 1,179,973.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,017.84 : 2,799,366.95 = 786,974.72 : x
  2. Step 2: Convert to fraction form
    1,867,017.84/2,799,366.95 = 786,974.72/x
  3. Step 3: Cross multiply
    1,867,017.84x = 2,799,366.95 × 786,974.72
  4. Step 4: Simplify right side
    1,867,017.84x = 2,203,031,003,721.80
  5. Step 5: Solve for x
    x = 2,203,031,003,721.80/1,867,017.84
  6. Step 6: Final answer
    x = 1,179,973.19

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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.