Home / 2,389,456.40-3,586,225.80-970,530.80

Finding the Fourth Proportional to 2,389,456.40, 3,586,225.80 and 970,530.80

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Solution

The fourth proportional to 2,389,456.40, 3,586,225.80 and 970,530.80 is: 1,456,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,456.40 : 3,586,225.80 = 970,530.80 : x
  2. Step 2: Convert to fraction form
    2,389,456.40/3,586,225.80 = 970,530.80/x
  3. Step 3: Cross multiply
    2,389,456.40x = 3,586,225.80 × 970,530.80
  4. Step 4: Simplify right side
    2,389,456.40x = 3,480,542,594,654.64
  5. Step 5: Solve for x
    x = 3,480,542,594,654.64/2,389,456.40
  6. Step 6: Final answer
    x = 1,456,625.28

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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.