Home / 1,456,391.34-2,185,324.90-970,405.66

Finding the Fourth Proportional to 1,456,391.34, 2,185,324.90 and 970,405.66

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Solution

The fourth proportional to 1,456,391.34, 2,185,324.90 and 970,405.66 is: 1,456,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,391.34 : 2,185,324.90 = 970,405.66 : x
  2. Step 2: Convert to fraction form
    1,456,391.34/2,185,324.90 = 970,405.66/x
  3. Step 3: Cross multiply
    1,456,391.34x = 2,185,324.90 × 970,405.66
  4. Step 4: Simplify right side
    1,456,391.34x = 2,120,651,651,898.93
  5. Step 5: Solve for x
    x = 2,120,651,651,898.93/1,456,391.34
  6. Step 6: Final answer
    x = 1,456,100.15

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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.