Home / 2,059,168.11-3,086,574.40-761,486.63

Finding the Fourth Proportional to 2,059,168.11, 3,086,574.40 and 761,486.63

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Solution

The fourth proportional to 2,059,168.11, 3,086,574.40 and 761,486.63 is: 1,141,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,168.11 : 3,086,574.40 = 761,486.63 : x
  2. Step 2: Convert to fraction form
    2,059,168.11/3,086,574.40 = 761,486.63/x
  3. Step 3: Cross multiply
    2,059,168.11x = 3,086,574.40 × 761,486.63
  4. Step 4: Simplify right side
    2,059,168.11x = 2,350,385,128,480.12
  5. Step 5: Solve for x
    x = 2,350,385,128,480.12/2,059,168.11
  6. Step 6: Final answer
    x = 1,141,424.60

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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.