Home / 3,739,609.80-5,160,661.29-2,020,730.25

Finding the Fourth Proportional to 3,739,609.80, 5,160,661.29 and 2,020,730.25

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Solution

The fourth proportional to 3,739,609.80, 5,160,661.29 and 2,020,730.25 is: 2,788,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,609.80 : 5,160,661.29 = 2,020,730.25 : x
  2. Step 2: Convert to fraction form
    3,739,609.80/5,160,661.29 = 2,020,730.25/x
  3. Step 3: Cross multiply
    3,739,609.80x = 5,160,661.29 × 2,020,730.25
  4. Step 4: Simplify right side
    3,739,609.80x = 10,428,304,378,707.02
  5. Step 5: Solve for x
    x = 10,428,304,378,707.02/3,739,609.80
  6. Step 6: Final answer
    x = 2,788,607.62

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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.