Home / 1,370,086.70-2,055,130.05-1,314,974.30

Finding the Fourth Proportional to 1,370,086.70, 2,055,130.05 and 1,314,974.30

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Solution

The fourth proportional to 1,370,086.70, 2,055,130.05 and 1,314,974.30 is: 1,972,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,086.70 : 2,055,130.05 = 1,314,974.30 : x
  2. Step 2: Convert to fraction form
    1,370,086.70/2,055,130.05 = 1,314,974.30/x
  3. Step 3: Cross multiply
    1,370,086.70x = 2,055,130.05 × 1,314,974.30
  4. Step 4: Simplify right side
    1,370,086.70x = 2,702,443,198,907.72
  5. Step 5: Solve for x
    x = 2,702,443,198,907.72/1,370,086.70
  6. Step 6: Final answer
    x = 1,972,461.45

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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.