Home / 1,596,877.79-2,198,097.92-1,392,568.25

Finding the Fourth Proportional to 1,596,877.79, 2,198,097.92 and 1,392,568.25

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Solution

The fourth proportional to 1,596,877.79, 2,198,097.92 and 1,392,568.25 is: 1,916,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,877.79 : 2,198,097.92 = 1,392,568.25 : x
  2. Step 2: Convert to fraction form
    1,596,877.79/2,198,097.92 = 1,392,568.25/x
  3. Step 3: Cross multiply
    1,596,877.79x = 2,198,097.92 × 1,392,568.25
  4. Step 4: Simplify right side
    1,596,877.79x = 3,061,001,373,783.04
  5. Step 5: Solve for x
    x = 3,061,001,373,783.04/1,596,877.79
  6. Step 6: Final answer
    x = 1,916,866.40

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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.