Home / 2,070,616.96-3,106,672.80-722,978.11

Finding the Fourth Proportional to 2,070,616.96, 3,106,672.80 and 722,978.11

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Solution

The fourth proportional to 2,070,616.96, 3,106,672.80 and 722,978.11 is: 1,084,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,616.96 : 3,106,672.80 = 722,978.11 : x
  2. Step 2: Convert to fraction form
    2,070,616.96/3,106,672.80 = 722,978.11/x
  3. Step 3: Cross multiply
    2,070,616.96x = 3,106,672.80 × 722,978.11
  4. Step 4: Simplify right side
    2,070,616.96x = 2,246,056,429,332.41
  5. Step 5: Solve for x
    x = 2,246,056,429,332.41/2,070,616.96
  6. Step 6: Final answer
    x = 1,084,728.11

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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.