Home / 1,588,671.46-2,193,422.36-1,220,492.89

Finding the Fourth Proportional to 1,588,671.46, 2,193,422.36 and 1,220,492.89

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Solution

The fourth proportional to 1,588,671.46, 2,193,422.36 and 1,220,492.89 is: 1,685,091.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,671.46 : 2,193,422.36 = 1,220,492.89 : x
  2. Step 2: Convert to fraction form
    1,588,671.46/2,193,422.36 = 1,220,492.89/x
  3. Step 3: Cross multiply
    1,588,671.46x = 2,193,422.36 × 1,220,492.89
  4. Step 4: Simplify right side
    1,588,671.46x = 2,677,056,384,179.91
  5. Step 5: Solve for x
    x = 2,677,056,384,179.91/1,588,671.46
  6. Step 6: Final answer
    x = 1,685,091.26

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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.