Home / 1,453,302.80-2,180,731.80-611,939.60

Finding the Fourth Proportional to 1,453,302.80, 2,180,731.80 and 611,939.60

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Solution

The fourth proportional to 1,453,302.80, 2,180,731.80 and 611,939.60 is: 918,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,302.80 : 2,180,731.80 = 611,939.60 : x
  2. Step 2: Convert to fraction form
    1,453,302.80/2,180,731.80 = 611,939.60/x
  3. Step 3: Cross multiply
    1,453,302.80x = 2,180,731.80 × 611,939.60
  4. Step 4: Simplify right side
    1,453,302.80x = 1,334,476,145,399.28
  5. Step 5: Solve for x
    x = 1,334,476,145,399.28/1,453,302.80
  6. Step 6: Final answer
    x = 918,236.82

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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.