Home / 1,687,012.21-2,326,417.91-1,546,979.92

Finding the Fourth Proportional to 1,687,012.21, 2,326,417.91 and 1,546,979.92

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Solution

The fourth proportional to 1,687,012.21, 2,326,417.91 and 1,546,979.92 is: 2,133,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,012.21 : 2,326,417.91 = 1,546,979.92 : x
  2. Step 2: Convert to fraction form
    1,687,012.21/2,326,417.91 = 1,546,979.92/x
  3. Step 3: Cross multiply
    1,687,012.21x = 2,326,417.91 × 1,546,979.92
  4. Step 4: Simplify right side
    1,687,012.21x = 3,598,921,784,548.60
  5. Step 5: Solve for x
    x = 3,598,921,784,548.60/1,687,012.21
  6. Step 6: Final answer
    x = 2,133,311.05

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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.