Home / 1,665,204.52-2,298,037.96-1,020,500.21

Finding the Fourth Proportional to 1,665,204.52, 2,298,037.96 and 1,020,500.21

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Solution

The fourth proportional to 1,665,204.52, 2,298,037.96 and 1,020,500.21 is: 1,408,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,204.52 : 2,298,037.96 = 1,020,500.21 : x
  2. Step 2: Convert to fraction form
    1,665,204.52/2,298,037.96 = 1,020,500.21/x
  3. Step 3: Cross multiply
    1,665,204.52x = 2,298,037.96 × 1,020,500.21
  4. Step 4: Simplify right side
    1,665,204.52x = 2,345,148,220,767.97
  5. Step 5: Solve for x
    x = 2,345,148,220,767.97/1,665,204.52
  6. Step 6: Final answer
    x = 1,408,324.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.