Home / 1,665,204.77-2,298,038.31-1,020,500.46

Finding the Fourth Proportional to 1,665,204.77, 2,298,038.31 and 1,020,500.46

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Solution

The fourth proportional to 1,665,204.77, 2,298,038.31 and 1,020,500.46 is: 1,408,324.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,204.77 : 2,298,038.31 = 1,020,500.46 : x
  2. Step 2: Convert to fraction form
    1,665,204.77/2,298,038.31 = 1,020,500.46/x
  3. Step 3: Cross multiply
    1,665,204.77x = 2,298,038.31 × 1,020,500.46
  4. Step 4: Simplify right side
    1,665,204.77x = 2,345,149,152,452.62
  5. Step 5: Solve for x
    x = 2,345,149,152,452.62/1,665,204.77
  6. Step 6: Final answer
    x = 1,408,324.79

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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.