Home / 1,373,427.78-1,895,353.02-761,606.34

Finding the Fourth Proportional to 1,373,427.78, 1,895,353.02 and 761,606.34

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Solution

The fourth proportional to 1,373,427.78, 1,895,353.02 and 761,606.34 is: 1,051,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,427.78 : 1,895,353.02 = 761,606.34 : x
  2. Step 2: Convert to fraction form
    1,373,427.78/1,895,353.02 = 761,606.34/x
  3. Step 3: Cross multiply
    1,373,427.78x = 1,895,353.02 × 761,606.34
  4. Step 4: Simplify right side
    1,373,427.78x = 1,443,512,876,570.15
  5. Step 5: Solve for x
    x = 1,443,512,876,570.15/1,373,427.78
  6. Step 6: Final answer
    x = 1,051,029.33

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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.