Home / 1,561,382.52-2,340,266.58-718,164.60

Finding the Fourth Proportional to 1,561,382.52, 2,340,266.58 and 718,164.60

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Solution

The fourth proportional to 1,561,382.52, 2,340,266.58 and 718,164.60 is: 1,076,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,382.52 : 2,340,266.58 = 718,164.60 : x
  2. Step 2: Convert to fraction form
    1,561,382.52/2,340,266.58 = 718,164.60/x
  3. Step 3: Cross multiply
    1,561,382.52x = 2,340,266.58 × 718,164.60
  4. Step 4: Simplify right side
    1,561,382.52x = 1,680,696,612,319.07
  5. Step 5: Solve for x
    x = 1,680,696,612,319.07/1,561,382.52
  6. Step 6: Final answer
    x = 1,076,415.67

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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.