Home / 1,603,270.20-2,212,548.68-914,928.35

Finding the Fourth Proportional to 1,603,270.20, 2,212,548.68 and 914,928.35

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Solution

The fourth proportional to 1,603,270.20, 2,212,548.68 and 914,928.35 is: 1,262,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,270.20 : 2,212,548.68 = 914,928.35 : x
  2. Step 2: Convert to fraction form
    1,603,270.20/2,212,548.68 = 914,928.35/x
  3. Step 3: Cross multiply
    1,603,270.20x = 2,212,548.68 × 914,928.35
  4. Step 4: Simplify right side
    1,603,270.20x = 2,024,323,502,024.33
  5. Step 5: Solve for x
    x = 2,024,323,502,024.33/1,603,270.20
  6. Step 6: Final answer
    x = 1,262,621.55

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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.