Home / 1,763,253.92-2,433,120.18-988,916.60

Finding the Fourth Proportional to 1,763,253.92, 2,433,120.18 and 988,916.60

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Solution

The fourth proportional to 1,763,253.92, 2,433,120.18 and 988,916.60 is: 1,364,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,253.92 : 2,433,120.18 = 988,916.60 : x
  2. Step 2: Convert to fraction form
    1,763,253.92/2,433,120.18 = 988,916.60/x
  3. Step 3: Cross multiply
    1,763,253.92x = 2,433,120.18 × 988,916.60
  4. Step 4: Simplify right side
    1,763,253.92x = 2,406,152,935,796.99
  5. Step 5: Solve for x
    x = 2,406,152,935,796.99/1,763,253.92
  6. Step 6: Final answer
    x = 1,364,609.44

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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.