Home / 1,752,401.20-2,628,601.80-912,593.20

Finding the Fourth Proportional to 1,752,401.20, 2,628,601.80 and 912,593.20

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Solution

The fourth proportional to 1,752,401.20, 2,628,601.80 and 912,593.20 is: 1,368,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,401.20 : 2,628,601.80 = 912,593.20 : x
  2. Step 2: Convert to fraction form
    1,752,401.20/2,628,601.80 = 912,593.20/x
  3. Step 3: Cross multiply
    1,752,401.20x = 2,628,601.80 × 912,593.20
  4. Step 4: Simplify right side
    1,752,401.20x = 2,398,844,128,187.76
  5. Step 5: Solve for x
    x = 2,398,844,128,187.76/1,752,401.20
  6. Step 6: Final answer
    x = 1,368,889.80

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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.