Home / 5,275,365.77-7,912,901.04-1,681,348.39

Finding the Fourth Proportional to 5,275,365.77, 7,912,901.04 and 1,681,348.39

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Solution

The fourth proportional to 5,275,365.77, 7,912,901.04 and 1,681,348.39 is: 2,521,975.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,365.77 : 7,912,901.04 = 1,681,348.39 : x
  2. Step 2: Convert to fraction form
    5,275,365.77/7,912,901.04 = 1,681,348.39/x
  3. Step 3: Cross multiply
    5,275,365.77x = 7,912,901.04 × 1,681,348.39
  4. Step 4: Simplify right side
    5,275,365.77x = 13,304,343,397,746.02
  5. Step 5: Solve for x
    x = 13,304,343,397,746.02/5,275,365.77
  6. Step 6: Final answer
    x = 2,521,975.53

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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.