Home / 1,422,501.35-1,963,231.20-932,882.63

Finding the Fourth Proportional to 1,422,501.35, 1,963,231.20 and 932,882.63

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Solution

The fourth proportional to 1,422,501.35, 1,963,231.20 and 932,882.63 is: 1,287,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,501.35 : 1,963,231.20 = 932,882.63 : x
  2. Step 2: Convert to fraction form
    1,422,501.35/1,963,231.20 = 932,882.63/x
  3. Step 3: Cross multiply
    1,422,501.35x = 1,963,231.20 × 932,882.63
  4. Step 4: Simplify right side
    1,422,501.35x = 1,831,464,285,154.06
  5. Step 5: Solve for x
    x = 1,831,464,285,154.06/1,422,501.35
  6. Step 6: Final answer
    x = 1,287,495.64

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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.