Home / 1,053,987.81-1,580,745.15-484,822.28

Finding the Fourth Proportional to 1,053,987.81, 1,580,745.15 and 484,822.28

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Solution

The fourth proportional to 1,053,987.81, 1,580,745.15 and 484,822.28 is: 727,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,987.81 : 1,580,745.15 = 484,822.28 : x
  2. Step 2: Convert to fraction form
    1,053,987.81/1,580,745.15 = 484,822.28/x
  3. Step 3: Cross multiply
    1,053,987.81x = 1,580,745.15 × 484,822.28
  4. Step 4: Simplify right side
    1,053,987.81x = 766,380,459,818.22
  5. Step 5: Solve for x
    x = 766,380,459,818.22/1,053,987.81
  6. Step 6: Final answer
    x = 727,124.60

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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.