Home / 1,837,423.24-2,535,630.78-1,021,620.61

Finding the Fourth Proportional to 1,837,423.24, 2,535,630.78 and 1,021,620.61

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Solution

The fourth proportional to 1,837,423.24, 2,535,630.78 and 1,021,620.61 is: 1,409,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,423.24 : 2,535,630.78 = 1,021,620.61 : x
  2. Step 2: Convert to fraction form
    1,837,423.24/2,535,630.78 = 1,021,620.61/x
  3. Step 3: Cross multiply
    1,837,423.24x = 2,535,630.78 × 1,021,620.61
  4. Step 4: Simplify right side
    1,837,423.24x = 2,590,452,664,198.38
  5. Step 5: Solve for x
    x = 2,590,452,664,198.38/1,837,423.24
  6. Step 6: Final answer
    x = 1,409,829.05

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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.