Home / 1,571,044.46-2,168,043.18-891,980.96

Finding the Fourth Proportional to 1,571,044.46, 2,168,043.18 and 891,980.96

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Solution

The fourth proportional to 1,571,044.46, 2,168,043.18 and 891,980.96 is: 1,230,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,044.46 : 2,168,043.18 = 891,980.96 : x
  2. Step 2: Convert to fraction form
    1,571,044.46/2,168,043.18 = 891,980.96/x
  3. Step 3: Cross multiply
    1,571,044.46x = 2,168,043.18 × 891,980.96
  4. Step 4: Simplify right side
    1,571,044.46x = 1,933,853,237,017.85
  5. Step 5: Solve for x
    x = 1,933,853,237,017.85/1,571,044.46
  6. Step 6: Final answer
    x = 1,230,934.76

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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.