Home / 2,128,888.95-3,193,843.73-708,957.33

Finding the Fourth Proportional to 2,128,888.95, 3,193,843.73 and 708,957.33

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Solution

The fourth proportional to 2,128,888.95, 3,193,843.73 and 708,957.33 is: 1,063,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,888.95 : 3,193,843.73 = 708,957.33 : x
  2. Step 2: Convert to fraction form
    2,128,888.95/3,193,843.73 = 708,957.33/x
  3. Step 3: Cross multiply
    2,128,888.95x = 3,193,843.73 × 708,957.33
  4. Step 4: Simplify right side
    2,128,888.95x = 2,264,298,919,713.25
  5. Step 5: Solve for x
    x = 2,264,298,919,713.25/2,128,888.95
  6. Step 6: Final answer
    x = 1,063,605.93

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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.