Home / 1,167,156.12-1,610,687.70-657,858.50

Finding the Fourth Proportional to 1,167,156.12, 1,610,687.70 and 657,858.50

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Solution

The fourth proportional to 1,167,156.12, 1,610,687.70 and 657,858.50 is: 907,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,156.12 : 1,610,687.70 = 657,858.50 : x
  2. Step 2: Convert to fraction form
    1,167,156.12/1,610,687.70 = 657,858.50/x
  3. Step 3: Cross multiply
    1,167,156.12x = 1,610,687.70 × 657,858.50
  4. Step 4: Simplify right side
    1,167,156.12x = 1,059,604,586,237.01
  5. Step 5: Solve for x
    x = 1,059,604,586,237.01/1,167,156.12
  6. Step 6: Final answer
    x = 907,851.63

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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.