Home / 971,705.60-1,338,195.84-834,744.32

Finding the Fourth Proportional to 971,705.60, 1,338,195.84 and 834,744.32

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Solution

The fourth proportional to 971,705.60, 1,338,195.84 and 834,744.32 is: 1,149,578.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,705.60 : 1,338,195.84 = 834,744.32 : x
  2. Step 2: Convert to fraction form
    971,705.60/1,338,195.84 = 834,744.32/x
  3. Step 3: Cross multiply
    971,705.60x = 1,338,195.84 × 834,744.32
  4. Step 4: Simplify right side
    971,705.60x = 1,117,051,376,487.63
  5. Step 5: Solve for x
    x = 1,117,051,376,487.63/971,705.60
  6. Step 6: Final answer
    x = 1,149,578.00

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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.