Home / 2,130,216.60-3,195,324.90-1,654,325.40

Finding the Fourth Proportional to 2,130,216.60, 3,195,324.90 and 1,654,325.40

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Solution

The fourth proportional to 2,130,216.60, 3,195,324.90 and 1,654,325.40 is: 2,481,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,216.60 : 3,195,324.90 = 1,654,325.40 : x
  2. Step 2: Convert to fraction form
    2,130,216.60/3,195,324.90 = 1,654,325.40/x
  3. Step 3: Cross multiply
    2,130,216.60x = 3,195,324.90 × 1,654,325.40
  4. Step 4: Simplify right side
    2,130,216.60x = 5,286,107,143,322.46
  5. Step 5: Solve for x
    x = 5,286,107,143,322.46/2,130,216.60
  6. Step 6: Final answer
    x = 2,481,488.10

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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.