Home / 1,712,142.15-2,361,618.48-1,101,067.48

Finding the Fourth Proportional to 1,712,142.15, 2,361,618.48 and 1,101,067.48

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Solution

The fourth proportional to 1,712,142.15, 2,361,618.48 and 1,101,067.48 is: 1,518,741.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,142.15 : 2,361,618.48 = 1,101,067.48 : x
  2. Step 2: Convert to fraction form
    1,712,142.15/2,361,618.48 = 1,101,067.48/x
  3. Step 3: Cross multiply
    1,712,142.15x = 2,361,618.48 × 1,101,067.48
  4. Step 4: Simplify right side
    1,712,142.15x = 2,600,301,308,495.03
  5. Step 5: Solve for x
    x = 2,600,301,308,495.03/1,712,142.15
  6. Step 6: Final answer
    x = 1,518,741.48

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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.