Home / 1,879,155.45-2,593,241.49-1,019,715.87

Finding the Fourth Proportional to 1,879,155.45, 2,593,241.49 and 1,019,715.87

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Solution

The fourth proportional to 1,879,155.45, 2,593,241.49 and 1,019,715.87 is: 1,407,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,155.45 : 2,593,241.49 = 1,019,715.87 : x
  2. Step 2: Convert to fraction form
    1,879,155.45/2,593,241.49 = 1,019,715.87/x
  3. Step 3: Cross multiply
    1,879,155.45x = 2,593,241.49 × 1,019,715.87
  4. Step 4: Simplify right side
    1,879,155.45x = 2,644,369,502,095.45
  5. Step 5: Solve for x
    x = 2,644,369,502,095.45/1,879,155.45
  6. Step 6: Final answer
    x = 1,407,211.68

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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.