Home / 1,557,286.80-2,339,429.40-1,497,800.40

Finding the Fourth Proportional to 1,557,286.80, 2,339,429.40 and 1,497,800.40

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Solution

The fourth proportional to 1,557,286.80, 2,339,429.40 and 1,497,800.40 is: 2,250,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,286.80 : 2,339,429.40 = 1,497,800.40 : x
  2. Step 2: Convert to fraction form
    1,557,286.80/2,339,429.40 = 1,497,800.40/x
  3. Step 3: Cross multiply
    1,557,286.80x = 2,339,429.40 × 1,497,800.40
  4. Step 4: Simplify right side
    1,557,286.80x = 3,503,998,291,091.76
  5. Step 5: Solve for x
    x = 3,503,998,291,091.76/1,557,286.80
  6. Step 6: Final answer
    x = 2,250,066.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.