Home / 1,244,003.60-1,866,235.80-402,582.80

Finding the Fourth Proportional to 1,244,003.60, 1,866,235.80 and 402,582.80

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Solution

The fourth proportional to 1,244,003.60, 1,866,235.80 and 402,582.80 is: 603,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,003.60 : 1,866,235.80 = 402,582.80 : x
  2. Step 2: Convert to fraction form
    1,244,003.60/1,866,235.80 = 402,582.80/x
  3. Step 3: Cross multiply
    1,244,003.60x = 1,866,235.80 × 402,582.80
  4. Step 4: Simplify right side
    1,244,003.60x = 751,314,433,824.24
  5. Step 5: Solve for x
    x = 751,314,433,824.24/1,244,003.60
  6. Step 6: Final answer
    x = 603,948.76

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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.