Home / 1,858,225.37-2,788,353.98-721,032.41

Finding the Fourth Proportional to 1,858,225.37, 2,788,353.98 and 721,032.41

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Solution

The fourth proportional to 1,858,225.37, 2,788,353.98 and 721,032.41 is: 1,081,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,225.37 : 2,788,353.98 = 721,032.41 : x
  2. Step 2: Convert to fraction form
    1,858,225.37/2,788,353.98 = 721,032.41/x
  3. Step 3: Cross multiply
    1,858,225.37x = 2,788,353.98 × 721,032.41
  4. Step 4: Simplify right side
    1,858,225.37x = 2,010,493,590,132.49
  5. Step 5: Solve for x
    x = 2,010,493,590,132.49/1,858,225.37
  6. Step 6: Final answer
    x = 1,081,942.82

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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.