Home / 1,275,348.68-1,912,967.67-476,637.15

Finding the Fourth Proportional to 1,275,348.68, 1,912,967.67 and 476,637.15

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Solution

The fourth proportional to 1,275,348.68, 1,912,967.67 and 476,637.15 is: 714,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,348.68 : 1,912,967.67 = 476,637.15 : x
  2. Step 2: Convert to fraction form
    1,275,348.68/1,912,967.67 = 476,637.15/x
  3. Step 3: Cross multiply
    1,275,348.68x = 1,912,967.67 × 476,637.15
  4. Step 4: Simplify right side
    1,275,348.68x = 911,791,458,270.94
  5. Step 5: Solve for x
    x = 911,791,458,270.94/1,275,348.68
  6. Step 6: Final answer
    x = 714,935.04

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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.