Home / 2,172,955.80-3,259,433.70-575,765.40

Finding the Fourth Proportional to 2,172,955.80, 3,259,433.70 and 575,765.40

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Solution

The fourth proportional to 2,172,955.80, 3,259,433.70 and 575,765.40 is: 863,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,955.80 : 3,259,433.70 = 575,765.40 : x
  2. Step 2: Convert to fraction form
    2,172,955.80/3,259,433.70 = 575,765.40/x
  3. Step 3: Cross multiply
    2,172,955.80x = 3,259,433.70 × 575,765.40
  4. Step 4: Simplify right side
    2,172,955.80x = 1,876,669,148,053.98
  5. Step 5: Solve for x
    x = 1,876,669,148,053.98/2,172,955.80
  6. Step 6: Final answer
    x = 863,648.10

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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.