Home / 3,531,903.89-5,298,645.57-1,288,041.89

Finding the Fourth Proportional to 3,531,903.89, 5,298,645.57 and 1,288,041.89

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Solution

The fourth proportional to 3,531,903.89, 5,298,645.57 and 1,288,041.89 is: 1,932,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,903.89 : 5,298,645.57 = 1,288,041.89 : x
  2. Step 2: Convert to fraction form
    3,531,903.89/5,298,645.57 = 1,288,041.89/x
  3. Step 3: Cross multiply
    3,531,903.89x = 5,298,645.57 × 1,288,041.89
  4. Step 4: Simplify right side
    3,531,903.89x = 6,824,877,454,422.93
  5. Step 5: Solve for x
    x = 6,824,877,454,422.93/3,531,903.89
  6. Step 6: Final answer
    x = 1,932,350.84

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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.