Home / 1,427,617.62-1,970,107.08-883,645.14

Finding the Fourth Proportional to 1,427,617.62, 1,970,107.08 and 883,645.14

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Solution

The fourth proportional to 1,427,617.62, 1,970,107.08 and 883,645.14 is: 1,219,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,617.62 : 1,970,107.08 = 883,645.14 : x
  2. Step 2: Convert to fraction form
    1,427,617.62/1,970,107.08 = 883,645.14/x
  3. Step 3: Cross multiply
    1,427,617.62x = 1,970,107.08 × 883,645.14
  4. Step 4: Simplify right side
    1,427,617.62x = 1,740,875,546,521.59
  5. Step 5: Solve for x
    x = 1,740,875,546,521.59/1,427,617.62
  6. Step 6: Final answer
    x = 1,219,427.05

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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.