Home / 1,779,486.80-2,669,230.20-1,480,305.20

Finding the Fourth Proportional to 1,779,486.80, 2,669,230.20 and 1,480,305.20

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Solution

The fourth proportional to 1,779,486.80, 2,669,230.20 and 1,480,305.20 is: 2,220,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,486.80 : 2,669,230.20 = 1,480,305.20 : x
  2. Step 2: Convert to fraction form
    1,779,486.80/2,669,230.20 = 1,480,305.20/x
  3. Step 3: Cross multiply
    1,779,486.80x = 2,669,230.20 × 1,480,305.20
  4. Step 4: Simplify right side
    1,779,486.80x = 3,951,275,345,057.04
  5. Step 5: Solve for x
    x = 3,951,275,345,057.04/1,779,486.80
  6. Step 6: Final answer
    x = 2,220,457.80

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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.