Home / 1,139,003.98-1,708,505.97-786,260.01

Finding the Fourth Proportional to 1,139,003.98, 1,708,505.97 and 786,260.01

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Solution

The fourth proportional to 1,139,003.98, 1,708,505.97 and 786,260.01 is: 1,179,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,003.98 : 1,708,505.97 = 786,260.01 : x
  2. Step 2: Convert to fraction form
    1,139,003.98/1,708,505.97 = 786,260.01/x
  3. Step 3: Cross multiply
    1,139,003.98x = 1,708,505.97 × 786,260.01
  4. Step 4: Simplify right side
    1,139,003.98x = 1,343,329,924,515.68
  5. Step 5: Solve for x
    x = 1,343,329,924,515.68/1,139,003.98
  6. Step 6: Final answer
    x = 1,179,390.02

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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.