Home / 1,245,058.42-1,718,244.60-761,471.82

Finding the Fourth Proportional to 1,245,058.42, 1,718,244.60 and 761,471.82

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Solution

The fourth proportional to 1,245,058.42, 1,718,244.60 and 761,471.82 is: 1,050,870.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,058.42 : 1,718,244.60 = 761,471.82 : x
  2. Step 2: Convert to fraction form
    1,245,058.42/1,718,244.60 = 761,471.82/x
  3. Step 3: Cross multiply
    1,245,058.42x = 1,718,244.60 × 761,471.82
  4. Step 4: Simplify right side
    1,245,058.42x = 1,308,394,842,767.17
  5. Step 5: Solve for x
    x = 1,308,394,842,767.17/1,245,058.42
  6. Step 6: Final answer
    x = 1,050,870.24

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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.