Home / 1,536,422.79-2,307,621.87-1,252,321.77

Finding the Fourth Proportional to 1,536,422.79, 2,307,621.87 and 1,252,321.77

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Solution

The fourth proportional to 1,536,422.79, 2,307,621.87 and 1,252,321.77 is: 1,880,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,422.79 : 2,307,621.87 = 1,252,321.77 : x
  2. Step 2: Convert to fraction form
    1,536,422.79/2,307,621.87 = 1,252,321.77/x
  3. Step 3: Cross multiply
    1,536,422.79x = 2,307,621.87 × 1,252,321.77
  4. Step 4: Simplify right side
    1,536,422.79x = 2,889,885,104,729.11
  5. Step 5: Solve for x
    x = 2,889,885,104,729.11/1,536,422.79
  6. Step 6: Final answer
    x = 1,880,917.89

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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.