Home / 1,551,600.59-2,140,710.39-939,557.70

Finding the Fourth Proportional to 1,551,600.59, 2,140,710.39 and 939,557.70

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Solution

The fourth proportional to 1,551,600.59, 2,140,710.39 and 939,557.70 is: 1,296,287.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,600.59 : 2,140,710.39 = 939,557.70 : x
  2. Step 2: Convert to fraction form
    1,551,600.59/2,140,710.39 = 939,557.70/x
  3. Step 3: Cross multiply
    1,551,600.59x = 2,140,710.39 × 939,557.70
  4. Step 4: Simplify right side
    1,551,600.59x = 2,011,320,930,394.50
  5. Step 5: Solve for x
    x = 2,011,320,930,394.50/1,551,600.59
  6. Step 6: Final answer
    x = 1,296,287.81

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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.