Home / 1,692,169.76-2,334,816.52-1,003,491.66

Finding the Fourth Proportional to 1,692,169.76, 2,334,816.52 and 1,003,491.66

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Solution

The fourth proportional to 1,692,169.76, 2,334,816.52 and 1,003,491.66 is: 1,384,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,169.76 : 2,334,816.52 = 1,003,491.66 : x
  2. Step 2: Convert to fraction form
    1,692,169.76/2,334,816.52 = 1,003,491.66/x
  3. Step 3: Cross multiply
    1,692,169.76x = 2,334,816.52 × 1,003,491.66
  4. Step 4: Simplify right side
    1,692,169.76x = 2,342,968,902,941.49
  5. Step 5: Solve for x
    x = 2,342,968,902,941.49/1,692,169.76
  6. Step 6: Final answer
    x = 1,384,594.47

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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.