Home / 1,265,828.10-1,746,890.82-722,052.42

Finding the Fourth Proportional to 1,265,828.10, 1,746,890.82 and 722,052.42

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Solution

The fourth proportional to 1,265,828.10, 1,746,890.82 and 722,052.42 is: 996,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,828.10 : 1,746,890.82 = 722,052.42 : x
  2. Step 2: Convert to fraction form
    1,265,828.10/1,746,890.82 = 722,052.42/x
  3. Step 3: Cross multiply
    1,265,828.10x = 1,746,890.82 × 722,052.42
  4. Step 4: Simplify right side
    1,265,828.10x = 1,261,346,744,056.78
  5. Step 5: Solve for x
    x = 1,261,346,744,056.78/1,265,828.10
  6. Step 6: Final answer
    x = 996,459.74

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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.