Home / 1,426,956.66-2,137,582.89-858,026.25

Finding the Fourth Proportional to 1,426,956.66, 2,137,582.89 and 858,026.25

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Solution

The fourth proportional to 1,426,956.66, 2,137,582.89 and 858,026.25 is: 1,285,324.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,956.66 : 2,137,582.89 = 858,026.25 : x
  2. Step 2: Convert to fraction form
    1,426,956.66/2,137,582.89 = 858,026.25/x
  3. Step 3: Cross multiply
    1,426,956.66x = 2,137,582.89 × 858,026.25
  4. Step 4: Simplify right side
    1,426,956.66x = 1,834,102,231,170.86
  5. Step 5: Solve for x
    x = 1,834,102,231,170.86/1,426,956.66
  6. Step 6: Final answer
    x = 1,285,324.41

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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.