Home / 1,156,199-1,595,554.62-646,999.80

Finding the Fourth Proportional to 1,156,199, 1,595,554.62 and 646,999.80

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Solution

The fourth proportional to 1,156,199, 1,595,554.62 and 646,999.80 is: 892,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,199 : 1,595,554.62 = 646,999.80 : x
  2. Step 2: Convert to fraction form
    1,156,199/1,595,554.62 = 646,999.80/x
  3. Step 3: Cross multiply
    1,156,199x = 1,595,554.62 × 646,999.80
  4. Step 4: Simplify right side
    1,156,199x = 1,032,323,520,029.08
  5. Step 5: Solve for x
    x = 1,032,323,520,029.08/1,156,199
  6. Step 6: Final answer
    x = 892,859.72

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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.