Home / 2,071,138.80-3,106,708.20-740,962.80

Finding the Fourth Proportional to 2,071,138.80, 3,106,708.20 and 740,962.80

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Solution

The fourth proportional to 2,071,138.80, 3,106,708.20 and 740,962.80 is: 1,111,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,138.80 : 3,106,708.20 = 740,962.80 : x
  2. Step 2: Convert to fraction form
    2,071,138.80/3,106,708.20 = 740,962.80/x
  3. Step 3: Cross multiply
    2,071,138.80x = 3,106,708.20 × 740,962.80
  4. Step 4: Simplify right side
    2,071,138.80x = 2,301,955,206,654.96
  5. Step 5: Solve for x
    x = 2,301,955,206,654.96/2,071,138.80
  6. Step 6: Final answer
    x = 1,111,444.20

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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.