Home / 1,258,010.82-1,736,037.75-714,141.84

Finding the Fourth Proportional to 1,258,010.82, 1,736,037.75 and 714,141.84

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Solution

The fourth proportional to 1,258,010.82, 1,736,037.75 and 714,141.84 is: 985,505.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,010.82 : 1,736,037.75 = 714,141.84 : x
  2. Step 2: Convert to fraction form
    1,258,010.82/1,736,037.75 = 714,141.84/x
  3. Step 3: Cross multiply
    1,258,010.82x = 1,736,037.75 × 714,141.84
  4. Step 4: Simplify right side
    1,258,010.82x = 1,239,777,193,094.46
  5. Step 5: Solve for x
    x = 1,239,777,193,094.46/1,258,010.82
  6. Step 6: Final answer
    x = 985,505.99

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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.