Home / 1,374,351.12-1,897,455.24-916,111.44

Finding the Fourth Proportional to 1,374,351.12, 1,897,455.24 and 916,111.44

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Solution

The fourth proportional to 1,374,351.12, 1,897,455.24 and 916,111.44 is: 1,264,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,351.12 : 1,897,455.24 = 916,111.44 : x
  2. Step 2: Convert to fraction form
    1,374,351.12/1,897,455.24 = 916,111.44/x
  3. Step 3: Cross multiply
    1,374,351.12x = 1,897,455.24 × 916,111.44
  4. Step 4: Simplify right side
    1,374,351.12x = 1,738,280,452,251.95
  5. Step 5: Solve for x
    x = 1,738,280,452,251.95/1,374,351.12
  6. Step 6: Final answer
    x = 1,264,800.84

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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.