Home / 1,347,417.80-2,021,126.70-1,294,273.70

Finding the Fourth Proportional to 1,347,417.80, 2,021,126.70 and 1,294,273.70

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Solution

The fourth proportional to 1,347,417.80, 2,021,126.70 and 1,294,273.70 is: 1,941,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,417.80 : 2,021,126.70 = 1,294,273.70 : x
  2. Step 2: Convert to fraction form
    1,347,417.80/2,021,126.70 = 1,294,273.70/x
  3. Step 3: Cross multiply
    1,347,417.80x = 2,021,126.70 × 1,294,273.70
  4. Step 4: Simplify right side
    1,347,417.80x = 2,615,891,132,177.79
  5. Step 5: Solve for x
    x = 2,615,891,132,177.79/1,347,417.80
  6. Step 6: Final answer
    x = 1,941,410.55

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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.