Home / 2,186,404.90-3,017,218.74-1,206,352.96

Finding the Fourth Proportional to 2,186,404.90, 3,017,218.74 and 1,206,352.96

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Solution

The fourth proportional to 2,186,404.90, 3,017,218.74 and 1,206,352.96 is: 1,664,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,404.90 : 3,017,218.74 = 1,206,352.96 : x
  2. Step 2: Convert to fraction form
    2,186,404.90/3,017,218.74 = 1,206,352.96/x
  3. Step 3: Cross multiply
    2,186,404.90x = 3,017,218.74 × 1,206,352.96
  4. Step 4: Simplify right side
    2,186,404.90x = 3,639,830,757,966.47
  5. Step 5: Solve for x
    x = 3,639,830,757,966.47/2,186,404.90
  6. Step 6: Final answer
    x = 1,664,756.04

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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.