Home / 2,666,779.20-4,000,168.80-672,235.20

Finding the Fourth Proportional to 2,666,779.20, 4,000,168.80 and 672,235.20

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Solution

The fourth proportional to 2,666,779.20, 4,000,168.80 and 672,235.20 is: 1,008,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,779.20 : 4,000,168.80 = 672,235.20 : x
  2. Step 2: Convert to fraction form
    2,666,779.20/4,000,168.80 = 672,235.20/x
  3. Step 3: Cross multiply
    2,666,779.20x = 4,000,168.80 × 672,235.20
  4. Step 4: Simplify right side
    2,666,779.20x = 2,689,054,273,301.76
  5. Step 5: Solve for x
    x = 2,689,054,273,301.76/2,666,779.20
  6. Step 6: Final answer
    x = 1,008,352.80

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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.