Home / 1,347,028.34-2,019,469.64-777,763.71

Finding the Fourth Proportional to 1,347,028.34, 2,019,469.64 and 777,763.71

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Solution

The fourth proportional to 1,347,028.34, 2,019,469.64 and 777,763.71 is: 1,166,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,028.34 : 2,019,469.64 = 777,763.71 : x
  2. Step 2: Convert to fraction form
    1,347,028.34/2,019,469.64 = 777,763.71/x
  3. Step 3: Cross multiply
    1,347,028.34x = 2,019,469.64 × 777,763.71
  4. Step 4: Simplify right side
    1,347,028.34x = 1,570,670,195,549.95
  5. Step 5: Solve for x
    x = 1,570,670,195,549.95/1,347,028.34
  6. Step 6: Final answer
    x = 1,166,026.10

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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.