Home / 1,222,474.10-1,687,189.70-732,462.96

Finding the Fourth Proportional to 1,222,474.10, 1,687,189.70 and 732,462.96

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Solution

The fourth proportional to 1,222,474.10, 1,687,189.70 and 732,462.96 is: 1,010,904.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,474.10 : 1,687,189.70 = 732,462.96 : x
  2. Step 2: Convert to fraction form
    1,222,474.10/1,687,189.70 = 732,462.96/x
  3. Step 3: Cross multiply
    1,222,474.10x = 1,687,189.70 × 732,462.96
  4. Step 4: Simplify right side
    1,222,474.10x = 1,235,803,961,743.51
  5. Step 5: Solve for x
    x = 1,235,803,961,743.51/1,222,474.10
  6. Step 6: Final answer
    x = 1,010,904.00

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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.