Home / 1,426,026.88-2,137,600.12-893,920.88

Finding the Fourth Proportional to 1,426,026.88, 2,137,600.12 and 893,920.88

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Solution

The fourth proportional to 1,426,026.88, 2,137,600.12 and 893,920.88 is: 1,339,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,026.88 : 2,137,600.12 = 893,920.88 : x
  2. Step 2: Convert to fraction form
    1,426,026.88/2,137,600.12 = 893,920.88/x
  3. Step 3: Cross multiply
    1,426,026.88x = 2,137,600.12 × 893,920.88
  4. Step 4: Simplify right side
    1,426,026.88x = 1,910,845,380,358.51
  5. Step 5: Solve for x
    x = 1,910,845,380,358.51/1,426,026.88
  6. Step 6: Final answer
    x = 1,339,978.51

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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.