Home / 1,427,637.39-1,970,134.32-883,664.88

Finding the Fourth Proportional to 1,427,637.39, 1,970,134.32 and 883,664.88

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Solution

The fourth proportional to 1,427,637.39, 1,970,134.32 and 883,664.88 is: 1,219,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,637.39 : 1,970,134.32 = 883,664.88 : x
  2. Step 2: Convert to fraction form
    1,427,637.39/1,970,134.32 = 883,664.88/x
  3. Step 3: Cross multiply
    1,427,637.39x = 1,970,134.32 × 883,664.88
  4. Step 4: Simplify right side
    1,427,637.39x = 1,740,938,507,466.68
  5. Step 5: Solve for x
    x = 1,740,938,507,466.68/1,427,637.39
  6. Step 6: Final answer
    x = 1,219,454.27

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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.