Home / 1,831,715.40-2,745,633.92-616,134.81

Finding the Fourth Proportional to 1,831,715.40, 2,745,633.92 and 616,134.81

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Solution

The fourth proportional to 1,831,715.40, 2,745,633.92 and 616,134.81 is: 923,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,715.40 : 2,745,633.92 = 616,134.81 : x
  2. Step 2: Convert to fraction form
    1,831,715.40/2,745,633.92 = 616,134.81/x
  3. Step 3: Cross multiply
    1,831,715.40x = 2,745,633.92 × 616,134.81
  4. Step 4: Simplify right side
    1,831,715.40x = 1,691,680,630,548.08
  5. Step 5: Solve for x
    x = 1,691,680,630,548.08/1,831,715.40
  6. Step 6: Final answer
    x = 923,549.93

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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.