Home / 1,242,967.52-1,864,056-401,323.52

Finding the Fourth Proportional to 1,242,967.52, 1,864,056 and 401,323.52

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Solution

The fourth proportional to 1,242,967.52, 1,864,056 and 401,323.52 is: 601,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,967.52 : 1,864,056 = 401,323.52 : x
  2. Step 2: Convert to fraction form
    1,242,967.52/1,864,056 = 401,323.52/x
  3. Step 3: Cross multiply
    1,242,967.52x = 1,864,056 × 401,323.52
  4. Step 4: Simplify right side
    1,242,967.52x = 748,089,515,397.12
  5. Step 5: Solve for x
    x = 748,089,515,397.12/1,242,967.52
  6. Step 6: Final answer
    x = 601,857.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.