Home / 2,065,564.20-3,098,783.70-626,129.40

Finding the Fourth Proportional to 2,065,564.20, 3,098,783.70 and 626,129.40

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Solution

The fourth proportional to 2,065,564.20, 3,098,783.70 and 626,129.40 is: 939,326.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,564.20 : 3,098,783.70 = 626,129.40 : x
  2. Step 2: Convert to fraction form
    2,065,564.20/3,098,783.70 = 626,129.40/x
  3. Step 3: Cross multiply
    2,065,564.20x = 3,098,783.70 × 626,129.40
  4. Step 4: Simplify right side
    2,065,564.20x = 1,940,239,578,810.78
  5. Step 5: Solve for x
    x = 1,940,239,578,810.78/2,065,564.20
  6. Step 6: Final answer
    x = 939,326.69

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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.