Home / 1,072,956.20-1,609,628.70-539,133.80

Finding the Fourth Proportional to 1,072,956.20, 1,609,628.70 and 539,133.80

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Solution

The fourth proportional to 1,072,956.20, 1,609,628.70 and 539,133.80 is: 808,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,956.20 : 1,609,628.70 = 539,133.80 : x
  2. Step 2: Convert to fraction form
    1,072,956.20/1,609,628.70 = 539,133.80/x
  3. Step 3: Cross multiply
    1,072,956.20x = 1,609,628.70 × 539,133.80
  4. Step 4: Simplify right side
    1,072,956.20x = 867,805,237,620.06
  5. Step 5: Solve for x
    x = 867,805,237,620.06/1,072,956.20
  6. Step 6: Final answer
    x = 808,798.38

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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.