Home / 6,478,758.32-8,940,634.04-3,578,348

Finding the Fourth Proportional to 6,478,758.32, 8,940,634.04 and 3,578,348

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Solution

The fourth proportional to 6,478,758.32, 8,940,634.04 and 3,578,348 is: 4,938,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,758.32 : 8,940,634.04 = 3,578,348 : x
  2. Step 2: Convert to fraction form
    6,478,758.32/8,940,634.04 = 3,578,348/x
  3. Step 3: Cross multiply
    6,478,758.32x = 8,940,634.04 × 3,578,348
  4. Step 4: Simplify right side
    6,478,758.32x = 31,992,699,935,765.92
  5. Step 5: Solve for x
    x = 31,992,699,935,765.92/6,478,758.32
  6. Step 6: Final answer
    x = 4,938,091.28

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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.