Home / 6,291,974.51-9,436,428.10-1,742,905.16

Finding the Fourth Proportional to 6,291,974.51, 9,436,428.10 and 1,742,905.16

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Solution

The fourth proportional to 6,291,974.51, 9,436,428.10 and 1,742,905.16 is: 2,613,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291,974.51 : 9,436,428.10 = 1,742,905.16 : x
  2. Step 2: Convert to fraction form
    6,291,974.51/9,436,428.10 = 1,742,905.16/x
  3. Step 3: Cross multiply
    6,291,974.51x = 9,436,428.10 × 1,742,905.16
  4. Step 4: Simplify right side
    6,291,974.51x = 16,446,799,171,562.33
  5. Step 5: Solve for x
    x = 16,446,799,171,562.33/6,291,974.51
  6. Step 6: Final answer
    x = 2,613,932.90

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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.