Home / 1,852,115.24-2,776,278.38-1,253,139.64

Finding the Fourth Proportional to 1,852,115.24, 2,776,278.38 and 1,253,139.64

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Solution

The fourth proportional to 1,852,115.24, 2,776,278.38 and 1,253,139.64 is: 1,878,427.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,115.24 : 2,776,278.38 = 1,253,139.64 : x
  2. Step 2: Convert to fraction form
    1,852,115.24/2,776,278.38 = 1,253,139.64/x
  3. Step 3: Cross multiply
    1,852,115.24x = 2,776,278.38 × 1,253,139.64
  4. Step 4: Simplify right side
    1,852,115.24x = 3,479,064,489,652.98
  5. Step 5: Solve for x
    x = 3,479,064,489,652.98/1,852,115.24
  6. Step 6: Final answer
    x = 1,878,427.66

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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.