Home / 1,879,529.13-2,593,684.40-1,020,072.15

Finding the Fourth Proportional to 1,879,529.13, 2,593,684.40 and 1,020,072.15

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Solution

The fourth proportional to 1,879,529.13, 2,593,684.40 and 1,020,072.15 is: 1,407,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,529.13 : 2,593,684.40 = 1,020,072.15 : x
  2. Step 2: Convert to fraction form
    1,879,529.13/2,593,684.40 = 1,020,072.15/x
  3. Step 3: Cross multiply
    1,879,529.13x = 2,593,684.40 × 1,020,072.15
  4. Step 4: Simplify right side
    1,879,529.13x = 2,645,745,217,229.10
  5. Step 5: Solve for x
    x = 2,645,745,217,229.10/1,879,529.13
  6. Step 6: Final answer
    x = 1,407,663.85

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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.