Home / 1,916,743.56-2,874,810.54-637,244.70

Finding the Fourth Proportional to 1,916,743.56, 2,874,810.54 and 637,244.70

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Solution

The fourth proportional to 1,916,743.56, 2,874,810.54 and 637,244.70 is: 955,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,743.56 : 2,874,810.54 = 637,244.70 : x
  2. Step 2: Convert to fraction form
    1,916,743.56/2,874,810.54 = 637,244.70/x
  3. Step 3: Cross multiply
    1,916,743.56x = 2,874,810.54 × 637,244.70
  4. Step 4: Simplify right side
    1,916,743.56x = 1,831,957,780,119.14
  5. Step 5: Solve for x
    x = 1,831,957,780,119.14/1,916,743.56
  6. Step 6: Final answer
    x = 955,765.72

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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.