Home / 2,808,249.12-4,208,555.52-1,187,670.24

Finding the Fourth Proportional to 2,808,249.12, 4,208,555.52 and 1,187,670.24

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Solution

The fourth proportional to 2,808,249.12, 4,208,555.52 and 1,187,670.24 is: 1,779,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,249.12 : 4,208,555.52 = 1,187,670.24 : x
  2. Step 2: Convert to fraction form
    2,808,249.12/4,208,555.52 = 1,187,670.24/x
  3. Step 3: Cross multiply
    2,808,249.12x = 4,208,555.52 × 1,187,670.24
  4. Step 4: Simplify right side
    2,808,249.12x = 4,998,376,144,491.72
  5. Step 5: Solve for x
    x = 4,998,376,144,491.72/2,808,249.12
  6. Step 6: Final answer
    x = 1,779,890.58

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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.