Home / 1,900,626.32-2,622,207.03-1,441,262.36

Finding the Fourth Proportional to 1,900,626.32, 2,622,207.03 and 1,441,262.36

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Solution

The fourth proportional to 1,900,626.32, 2,622,207.03 and 1,441,262.36 is: 1,988,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,626.32 : 2,622,207.03 = 1,441,262.36 : x
  2. Step 2: Convert to fraction form
    1,900,626.32/2,622,207.03 = 1,441,262.36/x
  3. Step 3: Cross multiply
    1,900,626.32x = 2,622,207.03 × 1,441,262.36
  4. Step 4: Simplify right side
    1,900,626.32x = 3,779,288,293,617.18
  5. Step 5: Solve for x
    x = 3,779,288,293,617.18/1,900,626.32
  6. Step 6: Final answer
    x = 1,988,443.62

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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.