Home / 1,443,785.11-1,992,337.86-799,166.86

Finding the Fourth Proportional to 1,443,785.11, 1,992,337.86 and 799,166.86

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Solution

The fourth proportional to 1,443,785.11, 1,992,337.86 and 799,166.86 is: 1,102,802.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,785.11 : 1,992,337.86 = 799,166.86 : x
  2. Step 2: Convert to fraction form
    1,443,785.11/1,992,337.86 = 799,166.86/x
  3. Step 3: Cross multiply
    1,443,785.11x = 1,992,337.86 × 799,166.86
  4. Step 4: Simplify right side
    1,443,785.11x = 1,592,210,389,651.35
  5. Step 5: Solve for x
    x = 1,592,210,389,651.35/1,443,785.11
  6. Step 6: Final answer
    x = 1,102,802.89

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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.