Home / 1,220,565.83-1,830,924.87-322,008.44

Finding the Fourth Proportional to 1,220,565.83, 1,830,924.87 and 322,008.44

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Solution

The fourth proportional to 1,220,565.83, 1,830,924.87 and 322,008.44 is: 483,032.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,565.83 : 1,830,924.87 = 322,008.44 : x
  2. Step 2: Convert to fraction form
    1,220,565.83/1,830,924.87 = 322,008.44/x
  3. Step 3: Cross multiply
    1,220,565.83x = 1,830,924.87 × 322,008.44
  4. Step 4: Simplify right side
    1,220,565.83x = 589,573,254,791.38
  5. Step 5: Solve for x
    x = 589,573,254,791.38/1,220,565.83
  6. Step 6: Final answer
    x = 483,032.74

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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.