Home / 2,972,721.84-4,104,055.92-1,957,079.04

Finding the Fourth Proportional to 2,972,721.84, 4,104,055.92 and 1,957,079.04

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Solution

The fourth proportional to 2,972,721.84, 4,104,055.92 and 1,957,079.04 is: 2,701,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,721.84 : 4,104,055.92 = 1,957,079.04 : x
  2. Step 2: Convert to fraction form
    2,972,721.84/4,104,055.92 = 1,957,079.04/x
  3. Step 3: Cross multiply
    2,972,721.84x = 4,104,055.92 × 1,957,079.04
  4. Step 4: Simplify right side
    2,972,721.84x = 8,031,961,820,019.92
  5. Step 5: Solve for x
    x = 8,031,961,820,019.92/2,972,721.84
  6. Step 6: Final answer
    x = 2,701,888.12

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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.