Home / 1,745,745.86-2,408,847.72-981,753.86

Finding the Fourth Proportional to 1,745,745.86, 2,408,847.72 and 981,753.86

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Solution

The fourth proportional to 1,745,745.86, 2,408,847.72 and 981,753.86 is: 1,354,661.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,745.86 : 2,408,847.72 = 981,753.86 : x
  2. Step 2: Convert to fraction form
    1,745,745.86/2,408,847.72 = 981,753.86/x
  3. Step 3: Cross multiply
    1,745,745.86x = 2,408,847.72 × 981,753.86
  4. Step 4: Simplify right side
    1,745,745.86x = 2,364,895,547,262.20
  5. Step 5: Solve for x
    x = 2,364,895,547,262.20/1,745,745.86
  6. Step 6: Final answer
    x = 1,354,661.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.