Home / 1,372,322.14-2,058,681.69-519,162.46

Finding the Fourth Proportional to 1,372,322.14, 2,058,681.69 and 519,162.46

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Solution

The fourth proportional to 1,372,322.14, 2,058,681.69 and 519,162.46 is: 778,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,322.14 : 2,058,681.69 = 519,162.46 : x
  2. Step 2: Convert to fraction form
    1,372,322.14/2,058,681.69 = 519,162.46/x
  3. Step 3: Cross multiply
    1,372,322.14x = 2,058,681.69 × 519,162.46
  4. Step 4: Simplify right side
    1,372,322.14x = 1,068,790,250,537.36
  5. Step 5: Solve for x
    x = 1,068,790,250,537.36/1,372,322.14
  6. Step 6: Final answer
    x = 778,818.78

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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.