Home / 2,223,757.13-3,069,114.10-1,408,036.50

Finding the Fourth Proportional to 2,223,757.13, 3,069,114.10 and 1,408,036.50

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Solution

The fourth proportional to 2,223,757.13, 3,069,114.10 and 1,408,036.50 is: 1,943,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,757.13 : 3,069,114.10 = 1,408,036.50 : x
  2. Step 2: Convert to fraction form
    2,223,757.13/3,069,114.10 = 1,408,036.50/x
  3. Step 3: Cross multiply
    2,223,757.13x = 3,069,114.10 × 1,408,036.50
  4. Step 4: Simplify right side
    2,223,757.13x = 4,321,424,671,944.56
  5. Step 5: Solve for x
    x = 4,321,424,671,944.56/2,223,757.13
  6. Step 6: Final answer
    x = 1,943,298.85

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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.