Home / 1,678,944.89-2,316,660.28-943,801.24

Finding the Fourth Proportional to 1,678,944.89, 2,316,660.28 and 943,801.24

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Solution

The fourth proportional to 1,678,944.89, 2,316,660.28 and 943,801.24 is: 1,302,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,944.89 : 2,316,660.28 = 943,801.24 : x
  2. Step 2: Convert to fraction form
    1,678,944.89/2,316,660.28 = 943,801.24/x
  3. Step 3: Cross multiply
    1,678,944.89x = 2,316,660.28 × 943,801.24
  4. Step 4: Simplify right side
    1,678,944.89x = 2,186,466,844,922.75
  5. Step 5: Solve for x
    x = 2,186,466,844,922.75/1,678,944.89
  6. Step 6: Final answer
    x = 1,302,286.25

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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.