Home / 1,088,880.94-1,633,695.87-639,977.38

Finding the Fourth Proportional to 1,088,880.94, 1,633,695.87 and 639,977.38

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Solution

The fourth proportional to 1,088,880.94, 1,633,695.87 and 639,977.38 is: 960,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,880.94 : 1,633,695.87 = 639,977.38 : x
  2. Step 2: Convert to fraction form
    1,088,880.94/1,633,695.87 = 639,977.38/x
  3. Step 3: Cross multiply
    1,088,880.94x = 1,633,695.87 × 639,977.38
  4. Step 4: Simplify right side
    1,088,880.94x = 1,045,528,402,599.42
  5. Step 5: Solve for x
    x = 1,045,528,402,599.42/1,088,880.94
  6. Step 6: Final answer
    x = 960,186.15

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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.