Home / 1,016,664.72-1,525,008.03-306,698.91

Finding the Fourth Proportional to 1,016,664.72, 1,525,008.03 and 306,698.91

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Solution

The fourth proportional to 1,016,664.72, 1,525,008.03 and 306,698.91 is: 460,051.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,664.72 : 1,525,008.03 = 306,698.91 : x
  2. Step 2: Convert to fraction form
    1,016,664.72/1,525,008.03 = 306,698.91/x
  3. Step 3: Cross multiply
    1,016,664.72x = 1,525,008.03 × 306,698.91
  4. Step 4: Simplify right side
    1,016,664.72x = 467,718,300,542.25
  5. Step 5: Solve for x
    x = 467,718,300,542.25/1,016,664.72
  6. Step 6: Final answer
    x = 460,051.67

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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.