Home / 1,665,210.44-2,298,046.13-1,020,506.12

Finding the Fourth Proportional to 1,665,210.44, 2,298,046.13 and 1,020,506.12

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Solution

The fourth proportional to 1,665,210.44, 2,298,046.13 and 1,020,506.12 is: 1,408,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,210.44 : 2,298,046.13 = 1,020,506.12 : x
  2. Step 2: Convert to fraction form
    1,665,210.44/2,298,046.13 = 1,020,506.12/x
  3. Step 3: Cross multiply
    1,665,210.44x = 2,298,046.13 × 1,020,506.12
  4. Step 4: Simplify right side
    1,665,210.44x = 2,345,170,123,114.55
  5. Step 5: Solve for x
    x = 2,345,170,123,114.55/1,665,210.44
  6. Step 6: Final answer
    x = 1,408,332.59

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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.