Home / 1,527,890.96-2,291,048.04-685,722.08

Finding the Fourth Proportional to 1,527,890.96, 2,291,048.04 and 685,722.08

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Solution

The fourth proportional to 1,527,890.96, 2,291,048.04 and 685,722.08 is: 1,028,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,890.96 : 2,291,048.04 = 685,722.08 : x
  2. Step 2: Convert to fraction form
    1,527,890.96/2,291,048.04 = 685,722.08/x
  3. Step 3: Cross multiply
    1,527,890.96x = 2,291,048.04 × 685,722.08
  4. Step 4: Simplify right side
    1,527,890.96x = 1,571,022,227,368.72
  5. Step 5: Solve for x
    x = 1,571,022,227,368.72/1,527,890.96
  6. Step 6: Final answer
    x = 1,028,229.28

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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.