Home / 1,348,484.16-1,860,964.71-775,524.78

Finding the Fourth Proportional to 1,348,484.16, 1,860,964.71 and 775,524.78

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Solution

The fourth proportional to 1,348,484.16, 1,860,964.71 and 775,524.78 is: 1,070,256.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,484.16 : 1,860,964.71 = 775,524.78 : x
  2. Step 2: Convert to fraction form
    1,348,484.16/1,860,964.71 = 775,524.78/x
  3. Step 3: Cross multiply
    1,348,484.16x = 1,860,964.71 × 775,524.78
  4. Step 4: Simplify right side
    1,348,484.16x = 1,443,224,247,310.51
  5. Step 5: Solve for x
    x = 1,443,224,247,310.51/1,348,484.16
  6. Step 6: Final answer
    x = 1,070,256.73

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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.