Home / 1,422,494.07-1,963,221.57-932,875.56

Finding the Fourth Proportional to 1,422,494.07, 1,963,221.57 and 932,875.56

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Solution

The fourth proportional to 1,422,494.07, 1,963,221.57 and 932,875.56 is: 1,287,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,494.07 : 1,963,221.57 = 932,875.56 : x
  2. Step 2: Convert to fraction form
    1,422,494.07/1,963,221.57 = 932,875.56/x
  3. Step 3: Cross multiply
    1,422,494.07x = 1,963,221.57 × 932,875.56
  4. Step 4: Simplify right side
    1,422,494.07x = 1,831,441,421,517.83
  5. Step 5: Solve for x
    x = 1,831,441,421,517.83/1,422,494.07
  6. Step 6: Final answer
    x = 1,287,486.16

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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.