Home / 1,016,667.72-1,525,012.54-306,701.92

Finding the Fourth Proportional to 1,016,667.72, 1,525,012.54 and 306,701.92

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Solution

The fourth proportional to 1,016,667.72, 1,525,012.54 and 306,701.92 is: 460,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,667.72 : 1,525,012.54 = 306,701.92 : x
  2. Step 2: Convert to fraction form
    1,016,667.72/1,525,012.54 = 306,701.92/x
  3. Step 3: Cross multiply
    1,016,667.72x = 1,525,012.54 × 306,701.92
  4. Step 4: Simplify right side
    1,016,667.72x = 467,724,274,042.08
  5. Step 5: Solve for x
    x = 467,724,274,042.08/1,016,667.72
  6. Step 6: Final answer
    x = 460,056.19

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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.