Home / 2,105,448.36-3,158,143.20-507,998.04

Finding the Fourth Proportional to 2,105,448.36, 3,158,143.20 and 507,998.04

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Solution

The fourth proportional to 2,105,448.36, 3,158,143.20 and 507,998.04 is: 761,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,448.36 : 3,158,143.20 = 507,998.04 : x
  2. Step 2: Convert to fraction form
    2,105,448.36/3,158,143.20 = 507,998.04/x
  3. Step 3: Cross multiply
    2,105,448.36x = 3,158,143.20 × 507,998.04
  4. Step 4: Simplify right side
    2,105,448.36x = 1,604,330,555,639.33
  5. Step 5: Solve for x
    x = 1,604,330,555,639.33/2,105,448.36
  6. Step 6: Final answer
    x = 761,989.98

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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.