Home / 1,183,115.10-1,774,672.65-899,679.90

Finding the Fourth Proportional to 1,183,115.10, 1,774,672.65 and 899,679.90

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Solution

The fourth proportional to 1,183,115.10, 1,774,672.65 and 899,679.90 is: 1,349,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,115.10 : 1,774,672.65 = 899,679.90 : x
  2. Step 2: Convert to fraction form
    1,183,115.10/1,774,672.65 = 899,679.90/x
  3. Step 3: Cross multiply
    1,183,115.10x = 1,774,672.65 × 899,679.90
  4. Step 4: Simplify right side
    1,183,115.10x = 1,596,637,312,284.74
  5. Step 5: Solve for x
    x = 1,596,637,312,284.74/1,183,115.10
  6. Step 6: Final answer
    x = 1,349,519.85

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.