Home / 1,665,228.43-2,298,070.88-1,020,524.05

Finding the Fourth Proportional to 1,665,228.43, 2,298,070.88 and 1,020,524.05

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Solution

The fourth proportional to 1,665,228.43, 2,298,070.88 and 1,020,524.05 is: 1,408,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,228.43 : 2,298,070.88 = 1,020,524.05 : x
  2. Step 2: Convert to fraction form
    1,665,228.43/2,298,070.88 = 1,020,524.05/x
  3. Step 3: Cross multiply
    1,665,228.43x = 2,298,070.88 × 1,020,524.05
  4. Step 4: Simplify right side
    1,665,228.43x = 2,345,236,601,644.66
  5. Step 5: Solve for x
    x = 2,345,236,601,644.66/1,665,228.43
  6. Step 6: Final answer
    x = 1,408,357.29

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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.