Home / 1,437,676.22-2,155,705.13-477,617.85

Finding the Fourth Proportional to 1,437,676.22, 2,155,705.13 and 477,617.85

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Solution

The fourth proportional to 1,437,676.22, 2,155,705.13 and 477,617.85 is: 716,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,676.22 : 2,155,705.13 = 477,617.85 : x
  2. Step 2: Convert to fraction form
    1,437,676.22/2,155,705.13 = 477,617.85/x
  3. Step 3: Cross multiply
    1,437,676.22x = 2,155,705.13 × 477,617.85
  4. Step 4: Simplify right side
    1,437,676.22x = 1,029,603,250,618.62
  5. Step 5: Solve for x
    x = 1,029,603,250,618.62/1,437,676.22
  6. Step 6: Final answer
    x = 716,157.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.