Home / 1,686,646.51-2,327,627.17-922,700.07

Finding the Fourth Proportional to 1,686,646.51, 2,327,627.17 and 922,700.07

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Solution

The fourth proportional to 1,686,646.51, 2,327,627.17 and 922,700.07 is: 1,273,356.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,646.51 : 2,327,627.17 = 922,700.07 : x
  2. Step 2: Convert to fraction form
    1,686,646.51/2,327,627.17 = 922,700.07/x
  3. Step 3: Cross multiply
    1,686,646.51x = 2,327,627.17 × 922,700.07
  4. Step 4: Simplify right side
    1,686,646.51x = 2,147,701,753,846.28
  5. Step 5: Solve for x
    x = 2,147,701,753,846.28/1,686,646.51
  6. Step 6: Final answer
    x = 1,273,356.18

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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.