Home / 1,204,307.60-1,661,791.74-660,300.24

Finding the Fourth Proportional to 1,204,307.60, 1,661,791.74 and 660,300.24

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Solution

The fourth proportional to 1,204,307.60, 1,661,791.74 and 660,300.24 is: 911,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,307.60 : 1,661,791.74 = 660,300.24 : x
  2. Step 2: Convert to fraction form
    1,204,307.60/1,661,791.74 = 660,300.24/x
  3. Step 3: Cross multiply
    1,204,307.60x = 1,661,791.74 × 660,300.24
  4. Step 4: Simplify right side
    1,204,307.60x = 1,097,281,484,752.02
  5. Step 5: Solve for x
    x = 1,097,281,484,752.02/1,204,307.60
  6. Step 6: Final answer
    x = 911,130.58

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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.