Home / 828,852.56-1,143,989.16-541,840.40

Finding the Fourth Proportional to 828,852.56, 1,143,989.16 and 541,840.40

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Solution

The fourth proportional to 828,852.56, 1,143,989.16 and 541,840.40 is: 747,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,852.56 : 1,143,989.16 = 541,840.40 : x
  2. Step 2: Convert to fraction form
    828,852.56/1,143,989.16 = 541,840.40/x
  3. Step 3: Cross multiply
    828,852.56x = 1,143,989.16 × 541,840.40
  4. Step 4: Simplify right side
    828,852.56x = 619,859,544,050.06
  5. Step 5: Solve for x
    x = 619,859,544,050.06/828,852.56
  6. Step 6: Final answer
    x = 747,852.60

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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.