Home / 1,123,135.53-1,549,927.08-613,837.92

Finding the Fourth Proportional to 1,123,135.53, 1,549,927.08 and 613,837.92

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Solution

The fourth proportional to 1,123,135.53, 1,549,927.08 and 613,837.92 is: 847,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,135.53 : 1,549,927.08 = 613,837.92 : x
  2. Step 2: Convert to fraction form
    1,123,135.53/1,549,927.08 = 613,837.92/x
  3. Step 3: Cross multiply
    1,123,135.53x = 1,549,927.08 × 613,837.92
  4. Step 4: Simplify right side
    1,123,135.53x = 951,404,014,938.87
  5. Step 5: Solve for x
    x = 951,404,014,938.87/1,123,135.53
  6. Step 6: Final answer
    x = 847,096.36

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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.