Home / 1,274,283.04-1,911,701.04-387,796

Finding the Fourth Proportional to 1,274,283.04, 1,911,701.04 and 387,796

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Solution

The fourth proportional to 1,274,283.04, 1,911,701.04 and 387,796 is: 581,778.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,283.04 : 1,911,701.04 = 387,796 : x
  2. Step 2: Convert to fraction form
    1,274,283.04/1,911,701.04 = 387,796/x
  3. Step 3: Cross multiply
    1,274,283.04x = 1,911,701.04 × 387,796
  4. Step 4: Simplify right side
    1,274,283.04x = 741,350,016,507.84
  5. Step 5: Solve for x
    x = 741,350,016,507.84/1,274,283.04
  6. Step 6: Final answer
    x = 581,778.14

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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.