Home / 1,686,188.43-2,326,890.44-922,225.47

Finding the Fourth Proportional to 1,686,188.43, 2,326,890.44 and 922,225.47

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Solution

The fourth proportional to 1,686,188.43, 2,326,890.44 and 922,225.47 is: 1,272,644.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,188.43 : 2,326,890.44 = 922,225.47 : x
  2. Step 2: Convert to fraction form
    1,686,188.43/2,326,890.44 = 922,225.47/x
  3. Step 3: Cross multiply
    1,686,188.43x = 2,326,890.44 × 922,225.47
  4. Step 4: Simplify right side
    1,686,188.43x = 2,145,917,625,056.38
  5. Step 5: Solve for x
    x = 2,145,917,625,056.38/1,686,188.43
  6. Step 6: Final answer
    x = 1,272,644.02

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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.