Home / 1,244,108.24-1,866,140.04-402,660.80

Finding the Fourth Proportional to 1,244,108.24, 1,866,140.04 and 402,660.80

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Solution

The fourth proportional to 1,244,108.24, 1,866,140.04 and 402,660.80 is: 603,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,108.24 : 1,866,140.04 = 402,660.80 : x
  2. Step 2: Convert to fraction form
    1,244,108.24/1,866,140.04 = 402,660.80/x
  3. Step 3: Cross multiply
    1,244,108.24x = 1,866,140.04 × 402,660.80
  4. Step 4: Simplify right side
    1,244,108.24x = 751,421,441,418.43
  5. Step 5: Solve for x
    x = 751,421,441,418.43/1,244,108.24
  6. Step 6: Final answer
    x = 603,983.98

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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.