Home / 1,814,131.20-2,721,590.40-551,926

Finding the Fourth Proportional to 1,814,131.20, 2,721,590.40 and 551,926

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Solution

The fourth proportional to 1,814,131.20, 2,721,590.40 and 551,926 is: 828,008.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,131.20 : 2,721,590.40 = 551,926 : x
  2. Step 2: Convert to fraction form
    1,814,131.20/2,721,590.40 = 551,926/x
  3. Step 3: Cross multiply
    1,814,131.20x = 2,721,590.40 × 551,926
  4. Step 4: Simplify right side
    1,814,131.20x = 1,502,116,503,110.40
  5. Step 5: Solve for x
    x = 1,502,116,503,110.40/1,814,131.20
  6. Step 6: Final answer
    x = 828,008.75

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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.