Home / 2,786,154.90-4,179,815.55-893,087.70

Finding the Fourth Proportional to 2,786,154.90, 4,179,815.55 and 893,087.70

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Solution

The fourth proportional to 2,786,154.90, 4,179,815.55 and 893,087.70 is: 1,339,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,154.90 : 4,179,815.55 = 893,087.70 : x
  2. Step 2: Convert to fraction form
    2,786,154.90/4,179,815.55 = 893,087.70/x
  3. Step 3: Cross multiply
    2,786,154.90x = 4,179,815.55 × 893,087.70
  4. Step 4: Simplify right side
    2,786,154.90x = 3,732,941,855,973.74
  5. Step 5: Solve for x
    x = 3,732,941,855,973.74/2,786,154.90
  6. Step 6: Final answer
    x = 1,339,818.49

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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.