Home / 2,457,186.76-3,391,193.46-1,369,557.64

Finding the Fourth Proportional to 2,457,186.76, 3,391,193.46 and 1,369,557.64

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Solution

The fourth proportional to 2,457,186.76, 3,391,193.46 and 1,369,557.64 is: 1,890,143.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457,186.76 : 3,391,193.46 = 1,369,557.64 : x
  2. Step 2: Convert to fraction form
    2,457,186.76/3,391,193.46 = 1,369,557.64/x
  3. Step 3: Cross multiply
    2,457,186.76x = 3,391,193.46 × 1,369,557.64
  4. Step 4: Simplify right side
    2,457,186.76x = 4,644,434,911,861.03
  5. Step 5: Solve for x
    x = 4,644,434,911,861.03/2,457,186.76
  6. Step 6: Final answer
    x = 1,890,143.23

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Double scale
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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.