Home / 1,695,833.72-2,340,140.46-970,687.16

Finding the Fourth Proportional to 1,695,833.72, 2,340,140.46 and 970,687.16

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Solution

The fourth proportional to 1,695,833.72, 2,340,140.46 and 970,687.16 is: 1,339,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,833.72 : 2,340,140.46 = 970,687.16 : x
  2. Step 2: Convert to fraction form
    1,695,833.72/2,340,140.46 = 970,687.16/x
  3. Step 3: Cross multiply
    1,695,833.72x = 2,340,140.46 × 970,687.16
  4. Step 4: Simplify right side
    1,695,833.72x = 2,271,544,297,118.49
  5. Step 5: Solve for x
    x = 2,271,544,297,118.49/1,695,833.72
  6. Step 6: Final answer
    x = 1,339,485.28

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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.