Home / 1,077,140.97-1,615,752.46-403,151.31

Finding the Fourth Proportional to 1,077,140.97, 1,615,752.46 and 403,151.31

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Solution

The fourth proportional to 1,077,140.97, 1,615,752.46 and 403,151.31 is: 604,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,140.97 : 1,615,752.46 = 403,151.31 : x
  2. Step 2: Convert to fraction form
    1,077,140.97/1,615,752.46 = 403,151.31/x
  3. Step 3: Cross multiply
    1,077,140.97x = 1,615,752.46 × 403,151.31
  4. Step 4: Simplify right side
    1,077,140.97x = 651,392,721,388.66
  5. Step 5: Solve for x
    x = 651,392,721,388.66/1,077,140.97
  6. Step 6: Final answer
    x = 604,742.31

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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.