Home / 1,033,666.56-1,550,515.20-680,939.52

Finding the Fourth Proportional to 1,033,666.56, 1,550,515.20 and 680,939.52

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Solution

The fourth proportional to 1,033,666.56, 1,550,515.20 and 680,939.52 is: 1,021,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,666.56 : 1,550,515.20 = 680,939.52 : x
  2. Step 2: Convert to fraction form
    1,033,666.56/1,550,515.20 = 680,939.52/x
  3. Step 3: Cross multiply
    1,033,666.56x = 1,550,515.20 × 680,939.52
  4. Step 4: Simplify right side
    1,033,666.56x = 1,055,807,076,040.70
  5. Step 5: Solve for x
    x = 1,055,807,076,040.70/1,033,666.56
  6. Step 6: Final answer
    x = 1,021,419.40

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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.