Home / 1,815,128.36-2,722,714.40-552,966.92

Finding the Fourth Proportional to 1,815,128.36, 2,722,714.40 and 552,966.92

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Solution

The fourth proportional to 1,815,128.36, 2,722,714.40 and 552,966.92 is: 829,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,128.36 : 2,722,714.40 = 552,966.92 : x
  2. Step 2: Convert to fraction form
    1,815,128.36/2,722,714.40 = 552,966.92/x
  3. Step 3: Cross multiply
    1,815,128.36x = 2,722,714.40 × 552,966.92
  4. Step 4: Simplify right side
    1,815,128.36x = 1,505,570,995,807.65
  5. Step 5: Solve for x
    x = 1,505,570,995,807.65/1,815,128.36
  6. Step 6: Final answer
    x = 829,457.04

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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.