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Finding the Fourth Proportional to 5,697,973.20, 8,546,959.80 and 1,654,453.20

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Solution

The fourth proportional to 5,697,973.20, 8,546,959.80 and 1,654,453.20 is: 2,481,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697,973.20 : 8,546,959.80 = 1,654,453.20 : x
  2. Step 2: Convert to fraction form
    5,697,973.20/8,546,959.80 = 1,654,453.20/x
  3. Step 3: Cross multiply
    5,697,973.20x = 8,546,959.80 × 1,654,453.20
  4. Step 4: Simplify right side
    5,697,973.20x = 14,140,544,991,381.36
  5. Step 5: Solve for x
    x = 14,140,544,991,381.36/5,697,973.20
  6. Step 6: Final answer
    x = 2,481,679.80

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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.