Home / 3,210,165.44-4,811,853.12-1,187,109.44

Finding the Fourth Proportional to 3,210,165.44, 4,811,853.12 and 1,187,109.44

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Solution

The fourth proportional to 3,210,165.44, 4,811,853.12 and 1,187,109.44 is: 1,779,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,165.44 : 4,811,853.12 = 1,187,109.44 : x
  2. Step 2: Convert to fraction form
    3,210,165.44/4,811,853.12 = 1,187,109.44/x
  3. Step 3: Cross multiply
    3,210,165.44x = 4,811,853.12 × 1,187,109.44
  4. Step 4: Simplify right side
    3,210,165.44x = 5,712,196,262,645.45
  5. Step 5: Solve for x
    x = 5,712,196,262,645.45/3,210,165.44
  6. Step 6: Final answer
    x = 1,779,408.68

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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.