Home / 1,612,395.37-2,226,023.37-1,069,264.40

Finding the Fourth Proportional to 1,612,395.37, 2,226,023.37 and 1,069,264.40

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Solution

The fourth proportional to 1,612,395.37, 2,226,023.37 and 1,069,264.40 is: 1,476,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,395.37 : 2,226,023.37 = 1,069,264.40 : x
  2. Step 2: Convert to fraction form
    1,612,395.37/2,226,023.37 = 1,069,264.40/x
  3. Step 3: Cross multiply
    1,612,395.37x = 2,226,023.37 × 1,069,264.40
  4. Step 4: Simplify right side
    1,612,395.37x = 2,380,207,531,978.91
  5. Step 5: Solve for x
    x = 2,380,207,531,978.91/1,612,395.37
  6. Step 6: Final answer
    x = 1,476,193.48

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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.