Home / 1,466,938.90-2,200,517.70-520,186.60

Finding the Fourth Proportional to 1,466,938.90, 2,200,517.70 and 520,186.60

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Solution

The fourth proportional to 1,466,938.90, 2,200,517.70 and 520,186.60 is: 780,318.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,938.90 : 2,200,517.70 = 520,186.60 : x
  2. Step 2: Convert to fraction form
    1,466,938.90/2,200,517.70 = 520,186.60/x
  3. Step 3: Cross multiply
    1,466,938.90x = 2,200,517.70 × 520,186.60
  4. Step 4: Simplify right side
    1,466,938.90x = 1,144,679,820,602.82
  5. Step 5: Solve for x
    x = 1,144,679,820,602.82/1,466,938.90
  6. Step 6: Final answer
    x = 780,318.68

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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.