Home / 1,954,330.14-2,931,887.05-674,984.55

Finding the Fourth Proportional to 1,954,330.14, 2,931,887.05 and 674,984.55

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Solution

The fourth proportional to 1,954,330.14, 2,931,887.05 and 674,984.55 is: 1,012,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,330.14 : 2,931,887.05 = 674,984.55 : x
  2. Step 2: Convert to fraction form
    1,954,330.14/2,931,887.05 = 674,984.55/x
  3. Step 3: Cross multiply
    1,954,330.14x = 2,931,887.05 × 674,984.55
  4. Step 4: Simplify right side
    1,954,330.14x = 1,978,978,459,407.62
  5. Step 5: Solve for x
    x = 1,978,978,459,407.62/1,954,330.14
  6. Step 6: Final answer
    x = 1,012,612.16

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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.