Home / 896,673.62-1,339,295.75-811,152.91

Finding the Fourth Proportional to 896,673.62, 1,339,295.75 and 811,152.91

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Solution

The fourth proportional to 896,673.62, 1,339,295.75 and 811,152.91 is: 1,211,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,673.62 : 1,339,295.75 = 811,152.91 : x
  2. Step 2: Convert to fraction form
    896,673.62/1,339,295.75 = 811,152.91/x
  3. Step 3: Cross multiply
    896,673.62x = 1,339,295.75 × 811,152.91
  4. Step 4: Simplify right side
    896,673.62x = 1,086,373,643,642.78
  5. Step 5: Solve for x
    x = 1,086,373,643,642.78/896,673.62
  6. Step 6: Final answer
    x = 1,211,559.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.