Home / 1,094,199.52-1,510,247.28-641,636.32

Finding the Fourth Proportional to 1,094,199.52, 1,510,247.28 and 641,636.32

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Solution

The fourth proportional to 1,094,199.52, 1,510,247.28 and 641,636.32 is: 885,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,199.52 : 1,510,247.28 = 641,636.32 : x
  2. Step 2: Convert to fraction form
    1,094,199.52/1,510,247.28 = 641,636.32/x
  3. Step 3: Cross multiply
    1,094,199.52x = 1,510,247.28 × 641,636.32
  4. Step 4: Simplify right side
    1,094,199.52x = 969,029,507,029.21
  5. Step 5: Solve for x
    x = 969,029,507,029.21/1,094,199.52
  6. Step 6: Final answer
    x = 885,605.86

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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.