Home / 3,188,603.80-4,779,609.50-1,481,354.20

Finding the Fourth Proportional to 3,188,603.80, 4,779,609.50 and 1,481,354.20

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Solution

The fourth proportional to 3,188,603.80, 4,779,609.50 and 1,481,354.20 is: 2,220,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,603.80 : 4,779,609.50 = 1,481,354.20 : x
  2. Step 2: Convert to fraction form
    3,188,603.80/4,779,609.50 = 1,481,354.20/x
  3. Step 3: Cross multiply
    3,188,603.80x = 4,779,609.50 × 1,481,354.20
  4. Step 4: Simplify right side
    3,188,603.80x = 7,080,294,607,184.90
  5. Step 5: Solve for x
    x = 7,080,294,607,184.90/3,188,603.80
  6. Step 6: Final answer
    x = 2,220,499.96

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1.5x scale

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.