Home / 2,143,771.04-2,958,292.48-1,272,641.76

Finding the Fourth Proportional to 2,143,771.04, 2,958,292.48 and 1,272,641.76

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Solution

The fourth proportional to 2,143,771.04, 2,958,292.48 and 1,272,641.76 is: 1,756,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,771.04 : 2,958,292.48 = 1,272,641.76 : x
  2. Step 2: Convert to fraction form
    2,143,771.04/2,958,292.48 = 1,272,641.76/x
  3. Step 3: Cross multiply
    2,143,771.04x = 2,958,292.48 × 1,272,641.76
  4. Step 4: Simplify right side
    2,143,771.04x = 3,764,846,548,341.97
  5. Step 5: Solve for x
    x = 3,764,846,548,341.97/2,143,771.04
  6. Step 6: Final answer
    x = 1,756,179.40

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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.