Home / 5,519,088.32-8,278,670.15-2,106,454.64

Finding the Fourth Proportional to 5,519,088.32, 8,278,670.15 and 2,106,454.64

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Solution

The fourth proportional to 5,519,088.32, 8,278,670.15 and 2,106,454.64 is: 3,159,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,088.32 : 8,278,670.15 = 2,106,454.64 : x
  2. Step 2: Convert to fraction form
    5,519,088.32/8,278,670.15 = 2,106,454.64/x
  3. Step 3: Cross multiply
    5,519,088.32x = 8,278,670.15 × 2,106,454.64
  4. Step 4: Simplify right side
    5,519,088.32x = 17,438,643,139,964.72
  5. Step 5: Solve for x
    x = 17,438,643,139,964.72/5,519,088.32
  6. Step 6: Final answer
    x = 3,159,696.34

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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.