Home / 1,426,009.60-2,138,323.20-794,252.80

Finding the Fourth Proportional to 1,426,009.60, 2,138,323.20 and 794,252.80

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Solution

The fourth proportional to 1,426,009.60, 2,138,323.20 and 794,252.80 is: 1,190,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,009.60 : 2,138,323.20 = 794,252.80 : x
  2. Step 2: Convert to fraction form
    1,426,009.60/2,138,323.20 = 794,252.80/x
  3. Step 3: Cross multiply
    1,426,009.60x = 2,138,323.20 × 794,252.80
  4. Step 4: Simplify right side
    1,426,009.60x = 1,698,369,188,904.96
  5. Step 5: Solve for x
    x = 1,698,369,188,904.96/1,426,009.60
  6. Step 6: Final answer
    x = 1,190,994.22

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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.