Home / 1,226,153.16-1,692,091.20-682,323.96

Finding the Fourth Proportional to 1,226,153.16, 1,692,091.20 and 682,323.96

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Solution

The fourth proportional to 1,226,153.16, 1,692,091.20 and 682,323.96 is: 941,606.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,153.16 : 1,692,091.20 = 682,323.96 : x
  2. Step 2: Convert to fraction form
    1,226,153.16/1,692,091.20 = 682,323.96/x
  3. Step 3: Cross multiply
    1,226,153.16x = 1,692,091.20 × 682,323.96
  4. Step 4: Simplify right side
    1,226,153.16x = 1,154,554,368,265.15
  5. Step 5: Solve for x
    x = 1,154,554,368,265.15/1,226,153.16
  6. Step 6: Final answer
    x = 941,606.98

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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.