Home / 3,174,159.47-4,380,365.81-1,723,865.29

Finding the Fourth Proportional to 3,174,159.47, 4,380,365.81 and 1,723,865.29

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Solution

The fourth proportional to 3,174,159.47, 4,380,365.81 and 1,723,865.29 is: 2,378,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,159.47 : 4,380,365.81 = 1,723,865.29 : x
  2. Step 2: Convert to fraction form
    3,174,159.47/4,380,365.81 = 1,723,865.29/x
  3. Step 3: Cross multiply
    3,174,159.47x = 4,380,365.81 × 1,723,865.29
  4. Step 4: Simplify right side
    3,174,159.47x = 7,551,160,561,023.74
  5. Step 5: Solve for x
    x = 7,551,160,561,023.74/3,174,159.47
  6. Step 6: Final answer
    x = 2,378,948.07

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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.