Home / 1,686,647.04-2,327,627.91-922,700.58

Finding the Fourth Proportional to 1,686,647.04, 2,327,627.91 and 922,700.58

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Solution

The fourth proportional to 1,686,647.04, 2,327,627.91 and 922,700.58 is: 1,273,356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,647.04 : 2,327,627.91 = 922,700.58 : x
  2. Step 2: Convert to fraction form
    1,686,647.04/2,327,627.91 = 922,700.58/x
  3. Step 3: Cross multiply
    1,686,647.04x = 2,327,627.91 × 922,700.58
  4. Step 4: Simplify right side
    1,686,647.04x = 2,147,703,622,581.19
  5. Step 5: Solve for x
    x = 2,147,703,622,581.19/1,686,647.04
  6. Step 6: Final answer
    x = 1,273,356.89

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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.