Home / 2,477,143.82-3,715,721.40-680,051.90

Finding the Fourth Proportional to 2,477,143.82, 3,715,721.40 and 680,051.90

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Solution

The fourth proportional to 2,477,143.82, 3,715,721.40 and 680,051.90 is: 1,020,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,143.82 : 3,715,721.40 = 680,051.90 : x
  2. Step 2: Convert to fraction form
    2,477,143.82/3,715,721.40 = 680,051.90/x
  3. Step 3: Cross multiply
    2,477,143.82x = 3,715,721.40 × 680,051.90
  4. Step 4: Simplify right side
    2,477,143.82x = 2,526,883,409,780.16
  5. Step 5: Solve for x
    x = 2,526,883,409,780.16/2,477,143.82
  6. Step 6: Final answer
    x = 1,020,079.41

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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.