Home / 1,273,719.30-1,910,516.48-474,938.34

Finding the Fourth Proportional to 1,273,719.30, 1,910,516.48 and 474,938.34

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Solution

The fourth proportional to 1,273,719.30, 1,910,516.48 and 474,938.34 is: 712,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,719.30 : 1,910,516.48 = 474,938.34 : x
  2. Step 2: Convert to fraction form
    1,273,719.30/1,910,516.48 = 474,938.34/x
  3. Step 3: Cross multiply
    1,273,719.30x = 1,910,516.48 × 474,938.34
  4. Step 4: Simplify right side
    1,273,719.30x = 907,377,525,553.84
  5. Step 5: Solve for x
    x = 907,377,525,553.84/1,273,719.30
  6. Step 6: Final answer
    x = 712,384.22

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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.