Home / 1,080,056.50-1,619,623.05-370,156.30

Finding the Fourth Proportional to 1,080,056.50, 1,619,623.05 and 370,156.30

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Solution

The fourth proportional to 1,080,056.50, 1,619,623.05 and 370,156.30 is: 555,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,056.50 : 1,619,623.05 = 370,156.30 : x
  2. Step 2: Convert to fraction form
    1,080,056.50/1,619,623.05 = 370,156.30/x
  3. Step 3: Cross multiply
    1,080,056.50x = 1,619,623.05 × 370,156.30
  4. Step 4: Simplify right side
    1,080,056.50x = 599,513,670,145.57
  5. Step 5: Solve for x
    x = 599,513,670,145.57/1,080,056.50
  6. Step 6: Final answer
    x = 555,076.21

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Double scale
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1.5x scale

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.