Home / 873,004.10-1,310,490.30-674,205.80

Finding the Fourth Proportional to 873,004.10, 1,310,490.30 and 674,205.80

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Solution

The fourth proportional to 873,004.10, 1,310,490.30 and 674,205.80 is: 1,012,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,004.10 : 1,310,490.30 = 674,205.80 : x
  2. Step 2: Convert to fraction form
    873,004.10/1,310,490.30 = 674,205.80/x
  3. Step 3: Cross multiply
    873,004.10x = 1,310,490.30 × 674,205.80
  4. Step 4: Simplify right side
    873,004.10x = 883,540,161,103.74
  5. Step 5: Solve for x
    x = 883,540,161,103.74/873,004.10
  6. Step 6: Final answer
    x = 1,012,068.74

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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.