Home / 1,689,259.58-2,331,179.21-925,325.90

Finding the Fourth Proportional to 1,689,259.58, 2,331,179.21 and 925,325.90

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Solution

The fourth proportional to 1,689,259.58, 2,331,179.21 and 925,325.90 is: 1,276,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,259.58 : 2,331,179.21 = 925,325.90 : x
  2. Step 2: Convert to fraction form
    1,689,259.58/2,331,179.21 = 925,325.90/x
  3. Step 3: Cross multiply
    1,689,259.58x = 2,331,179.21 × 925,325.90
  4. Step 4: Simplify right side
    1,689,259.58x = 2,157,100,499,953.88
  5. Step 5: Solve for x
    x = 2,157,100,499,953.88/1,689,259.58
  6. Step 6: Final answer
    x = 1,276,950.28

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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.