Home / 1,057,851.39-1,586,887.80-347,934.79

Finding the Fourth Proportional to 1,057,851.39, 1,586,887.80 and 347,934.79

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Solution

The fourth proportional to 1,057,851.39, 1,586,887.80 and 347,934.79 is: 521,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,851.39 : 1,586,887.80 = 347,934.79 : x
  2. Step 2: Convert to fraction form
    1,057,851.39/1,586,887.80 = 347,934.79/x
  3. Step 3: Cross multiply
    1,057,851.39x = 1,586,887.80 × 347,934.79
  4. Step 4: Simplify right side
    1,057,851.39x = 552,133,473,446.56
  5. Step 5: Solve for x
    x = 552,133,473,446.56/1,057,851.39
  6. Step 6: Final answer
    x = 521,938.60

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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.