Home / 3,120,518.30-4,673,779.05-2,560,646.30

Finding the Fourth Proportional to 3,120,518.30, 4,673,779.05 and 2,560,646.30

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Solution

The fourth proportional to 3,120,518.30, 4,673,779.05 and 2,560,646.30 is: 3,835,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,518.30 : 4,673,779.05 = 2,560,646.30 : x
  2. Step 2: Convert to fraction form
    3,120,518.30/4,673,779.05 = 2,560,646.30/x
  3. Step 3: Cross multiply
    3,120,518.30x = 4,673,779.05 × 2,560,646.30
  4. Step 4: Simplify right side
    3,120,518.30x = 11,967,895,031,400.01
  5. Step 5: Solve for x
    x = 11,967,895,031,400.01/3,120,518.30
  6. Step 6: Final answer
    x = 3,835,226.68

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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.