Home / 1,217,359.70-1,826,039.55-586,121.30

Finding the Fourth Proportional to 1,217,359.70, 1,826,039.55 and 586,121.30

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Solution

The fourth proportional to 1,217,359.70, 1,826,039.55 and 586,121.30 is: 879,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,359.70 : 1,826,039.55 = 586,121.30 : x
  2. Step 2: Convert to fraction form
    1,217,359.70/1,826,039.55 = 586,121.30/x
  3. Step 3: Cross multiply
    1,217,359.70x = 1,826,039.55 × 586,121.30
  4. Step 4: Simplify right side
    1,217,359.70x = 1,070,280,674,897.42
  5. Step 5: Solve for x
    x = 1,070,280,674,897.42/1,217,359.70
  6. Step 6: Final answer
    x = 879,181.95

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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.