Home / 1,076,972.79-1,485,961.43-611,723.10

Finding the Fourth Proportional to 1,076,972.79, 1,485,961.43 and 611,723.10

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Solution

The fourth proportional to 1,076,972.79, 1,485,961.43 and 611,723.10 is: 844,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,972.79 : 1,485,961.43 = 611,723.10 : x
  2. Step 2: Convert to fraction form
    1,076,972.79/1,485,961.43 = 611,723.10/x
  3. Step 3: Cross multiply
    1,076,972.79x = 1,485,961.43 × 611,723.10
  4. Step 4: Simplify right side
    1,076,972.79x = 908,996,929,381.42
  5. Step 5: Solve for x
    x = 908,996,929,381.42/1,076,972.79
  6. Step 6: Final answer
    x = 844,029.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.