Home / 1,426,743.48-2,140,190.46-361,794.74

Finding the Fourth Proportional to 1,426,743.48, 2,140,190.46 and 361,794.74

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Solution

The fourth proportional to 1,426,743.48, 2,140,190.46 and 361,794.74 is: 542,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,743.48 : 2,140,190.46 = 361,794.74 : x
  2. Step 2: Convert to fraction form
    1,426,743.48/2,140,190.46 = 361,794.74/x
  3. Step 3: Cross multiply
    1,426,743.48x = 2,140,190.46 × 361,794.74
  4. Step 4: Simplify right side
    1,426,743.48x = 774,309,651,026.18
  5. Step 5: Solve for x
    x = 774,309,651,026.18/1,426,743.48
  6. Step 6: Final answer
    x = 542,711.19

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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.