Home / 1,203,968.86-1,661,468.25-660,095.68

Finding the Fourth Proportional to 1,203,968.86, 1,661,468.25 and 660,095.68

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Solution

The fourth proportional to 1,203,968.86, 1,661,468.25 and 660,095.68 is: 910,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,968.86 : 1,661,468.25 = 660,095.68 : x
  2. Step 2: Convert to fraction form
    1,203,968.86/1,661,468.25 = 660,095.68/x
  3. Step 3: Cross multiply
    1,203,968.86x = 1,661,468.25 × 660,095.68
  4. Step 4: Simplify right side
    1,203,968.86x = 1,096,728,006,828.01
  5. Step 5: Solve for x
    x = 1,096,728,006,828.01/1,203,968.86
  6. Step 6: Final answer
    x = 910,927.22

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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.