Home / 1,980,745.70-2,971,235.27-560,682.86

Finding the Fourth Proportional to 1,980,745.70, 2,971,235.27 and 560,682.86

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Solution

The fourth proportional to 1,980,745.70, 2,971,235.27 and 560,682.86 is: 841,057.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,745.70 : 2,971,235.27 = 560,682.86 : x
  2. Step 2: Convert to fraction form
    1,980,745.70/2,971,235.27 = 560,682.86/x
  3. Step 3: Cross multiply
    1,980,745.70x = 2,971,235.27 × 560,682.86
  4. Step 4: Simplify right side
    1,980,745.70x = 1,665,920,688,916.47
  5. Step 5: Solve for x
    x = 1,665,920,688,916.47/1,980,745.70
  6. Step 6: Final answer
    x = 841,057.33

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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.