Home / 1,968,470.11-2,716,488.79-1,063,052.11

Finding the Fourth Proportional to 1,968,470.11, 2,716,488.79 and 1,063,052.11

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Solution

The fourth proportional to 1,968,470.11, 2,716,488.79 and 1,063,052.11 is: 1,467,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,470.11 : 2,716,488.79 = 1,063,052.11 : x
  2. Step 2: Convert to fraction form
    1,968,470.11/2,716,488.79 = 1,063,052.11/x
  3. Step 3: Cross multiply
    1,968,470.11x = 2,716,488.79 × 1,063,052.11
  4. Step 4: Simplify right side
    1,968,470.11x = 2,887,769,140,000.85
  5. Step 5: Solve for x
    x = 2,887,769,140,000.85/1,968,470.11
  6. Step 6: Final answer
    x = 1,467,011.93

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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.