Home / 1,244,115.10-1,866,468.78-402,666.82

Finding the Fourth Proportional to 1,244,115.10, 1,866,468.78 and 402,666.82

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Solution

The fourth proportional to 1,244,115.10, 1,866,468.78 and 402,666.82 is: 604,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,115.10 : 1,866,468.78 = 402,666.82 : x
  2. Step 2: Convert to fraction form
    1,244,115.10/1,866,468.78 = 402,666.82/x
  3. Step 3: Cross multiply
    1,244,115.10x = 1,866,468.78 × 402,666.82
  4. Step 4: Simplify right side
    1,244,115.10x = 751,565,048,271.88
  5. Step 5: Solve for x
    x = 751,565,048,271.88/1,244,115.10
  6. Step 6: Final answer
    x = 604,096.07

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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.