Home / 1,374,074.48-1,896,450.13-762,424.35

Finding the Fourth Proportional to 1,374,074.48, 1,896,450.13 and 762,424.35

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Solution

The fourth proportional to 1,374,074.48, 1,896,450.13 and 762,424.35 is: 1,052,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,074.48 : 1,896,450.13 = 762,424.35 : x
  2. Step 2: Convert to fraction form
    1,374,074.48/1,896,450.13 = 762,424.35/x
  3. Step 3: Cross multiply
    1,374,074.48x = 1,896,450.13 × 762,424.35
  4. Step 4: Simplify right side
    1,374,074.48x = 1,445,899,751,514.01
  5. Step 5: Solve for x
    x = 1,445,899,751,514.01/1,374,074.48
  6. Step 6: Final answer
    x = 1,052,271.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.