Home / 1,996,346.16-2,996,072.10-1,393,390.26

Finding the Fourth Proportional to 1,996,346.16, 2,996,072.10 and 1,393,390.26

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Solution

The fourth proportional to 1,996,346.16, 2,996,072.10 and 1,393,390.26 is: 2,091,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,346.16 : 2,996,072.10 = 1,393,390.26 : x
  2. Step 2: Convert to fraction form
    1,996,346.16/2,996,072.10 = 1,393,390.26/x
  3. Step 3: Cross multiply
    1,996,346.16x = 2,996,072.10 × 1,393,390.26
  4. Step 4: Simplify right side
    1,996,346.16x = 4,174,697,682,397.75
  5. Step 5: Solve for x
    x = 4,174,697,682,397.75/1,996,346.16
  6. Step 6: Final answer
    x = 2,091,169.24

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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.