Home / 1,613,338.65-2,226,372.30-888,158.61

Finding the Fourth Proportional to 1,613,338.65, 2,226,372.30 and 888,158.61

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Solution

The fourth proportional to 1,613,338.65, 2,226,372.30 and 888,158.61 is: 1,225,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,338.65 : 2,226,372.30 = 888,158.61 : x
  2. Step 2: Convert to fraction form
    1,613,338.65/2,226,372.30 = 888,158.61/x
  3. Step 3: Cross multiply
    1,613,338.65x = 2,226,372.30 × 888,158.61
  4. Step 4: Simplify right side
    1,613,338.65x = 1,977,371,727,310.50
  5. Step 5: Solve for x
    x = 1,977,371,727,310.50/1,613,338.65
  6. Step 6: Final answer
    x = 1,225,639.59

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1.5x scale

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.