Home / 1,785,240.96-2,463,689.28-980,424.96

Finding the Fourth Proportional to 1,785,240.96, 2,463,689.28 and 980,424.96

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Solution

The fourth proportional to 1,785,240.96, 2,463,689.28 and 980,424.96 is: 1,353,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,240.96 : 2,463,689.28 = 980,424.96 : x
  2. Step 2: Convert to fraction form
    1,785,240.96/2,463,689.28 = 980,424.96/x
  3. Step 3: Cross multiply
    1,785,240.96x = 2,463,689.28 × 980,424.96
  4. Step 4: Simplify right side
    1,785,240.96x = 2,415,462,463,796.43
  5. Step 5: Solve for x
    x = 2,415,462,463,796.43/1,785,240.96
  6. Step 6: Final answer
    x = 1,353,017.61

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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.