Home / 1,689,353.48-2,331,308.22-925,434.20

Finding the Fourth Proportional to 1,689,353.48, 2,331,308.22 and 925,434.20

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Solution

The fourth proportional to 1,689,353.48, 2,331,308.22 and 925,434.20 is: 1,277,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,353.48 : 2,331,308.22 = 925,434.20 : x
  2. Step 2: Convert to fraction form
    1,689,353.48/2,331,308.22 = 925,434.20/x
  3. Step 3: Cross multiply
    1,689,353.48x = 2,331,308.22 × 925,434.20
  4. Step 4: Simplify right side
    1,689,353.48x = 2,157,472,357,529.12
  5. Step 5: Solve for x
    x = 2,157,472,357,529.12/1,689,353.48
  6. Step 6: Final answer
    x = 1,277,099.42

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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.