Home / 1,008,196.38-1,390,376.34-735,832.80

Finding the Fourth Proportional to 1,008,196.38, 1,390,376.34 and 735,832.80

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Solution

The fourth proportional to 1,008,196.38, 1,390,376.34 and 735,832.80 is: 1,014,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,196.38 : 1,390,376.34 = 735,832.80 : x
  2. Step 2: Convert to fraction form
    1,008,196.38/1,390,376.34 = 735,832.80/x
  3. Step 3: Cross multiply
    1,008,196.38x = 1,390,376.34 × 735,832.80
  4. Step 4: Simplify right side
    1,008,196.38x = 1,023,084,515,315.95
  5. Step 5: Solve for x
    x = 1,023,084,515,315.95/1,008,196.38
  6. Step 6: Final answer
    x = 1,014,767.10

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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.