Home / 1,036,672.72-1,430,724.84-577,829.20

Finding the Fourth Proportional to 1,036,672.72, 1,430,724.84 and 577,829.20

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Solution

The fourth proportional to 1,036,672.72, 1,430,724.84 and 577,829.20 is: 797,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,672.72 : 1,430,724.84 = 577,829.20 : x
  2. Step 2: Convert to fraction form
    1,036,672.72/1,430,724.84 = 577,829.20/x
  3. Step 3: Cross multiply
    1,036,672.72x = 1,430,724.84 × 577,829.20
  4. Step 4: Simplify right side
    1,036,672.72x = 826,714,589,717.33
  5. Step 5: Solve for x
    x = 826,714,589,717.33/1,036,672.72
  6. Step 6: Final answer
    x = 797,469.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.