Home / 971,708.60-1,338,199.98-834,747.32

Finding the Fourth Proportional to 971,708.60, 1,338,199.98 and 834,747.32

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Solution

The fourth proportional to 971,708.60, 1,338,199.98 and 834,747.32 is: 1,149,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,708.60 : 1,338,199.98 = 834,747.32 : x
  2. Step 2: Convert to fraction form
    971,708.60/1,338,199.98 = 834,747.32/x
  3. Step 3: Cross multiply
    971,708.60x = 1,338,199.98 × 834,747.32
  4. Step 4: Simplify right side
    971,708.60x = 1,117,058,846,929.05
  5. Step 5: Solve for x
    x = 1,117,058,846,929.05/971,708.60
  6. Step 6: Final answer
    x = 1,149,582.13

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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.