Home / 1,041,902.40-1,561,978.80-543,266.40

Finding the Fourth Proportional to 1,041,902.40, 1,561,978.80 and 543,266.40

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Solution

The fourth proportional to 1,041,902.40, 1,561,978.80 and 543,266.40 is: 814,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,902.40 : 1,561,978.80 = 543,266.40 : x
  2. Step 2: Convert to fraction form
    1,041,902.40/1,561,978.80 = 543,266.40/x
  3. Step 3: Cross multiply
    1,041,902.40x = 1,561,978.80 × 543,266.40
  4. Step 4: Simplify right side
    1,041,902.40x = 848,570,599,552.32
  5. Step 5: Solve for x
    x = 848,570,599,552.32/1,041,902.40
  6. Step 6: Final answer
    x = 814,443.46

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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.