Home / 1,181,028.20-1,771,772.70-507,108.20

Finding the Fourth Proportional to 1,181,028.20, 1,771,772.70 and 507,108.20

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Solution

The fourth proportional to 1,181,028.20, 1,771,772.70 and 507,108.20 is: 760,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,028.20 : 1,771,772.70 = 507,108.20 : x
  2. Step 2: Convert to fraction form
    1,181,028.20/1,771,772.70 = 507,108.20/x
  3. Step 3: Cross multiply
    1,181,028.20x = 1,771,772.70 × 507,108.20
  4. Step 4: Simplify right side
    1,181,028.20x = 898,480,464,706.14
  5. Step 5: Solve for x
    x = 898,480,464,706.14/1,181,028.20
  6. Step 6: Final answer
    x = 760,761.23

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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.