Home / 1,215,247.74-1,674,673.83-875,073.66

Finding the Fourth Proportional to 1,215,247.74, 1,674,673.83 and 875,073.66

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Solution

The fourth proportional to 1,215,247.74, 1,674,673.83 and 875,073.66 is: 1,205,896.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,247.74 : 1,674,673.83 = 875,073.66 : x
  2. Step 2: Convert to fraction form
    1,215,247.74/1,674,673.83 = 875,073.66/x
  3. Step 3: Cross multiply
    1,215,247.74x = 1,674,673.83 × 875,073.66
  4. Step 4: Simplify right side
    1,215,247.74x = 1,465,462,957,724.32
  5. Step 5: Solve for x
    x = 1,465,462,957,724.32/1,215,247.74
  6. Step 6: Final answer
    x = 1,205,896.47

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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.