Home / 1,193,784.30-1,647,439.02-649,936.53

Finding the Fourth Proportional to 1,193,784.30, 1,647,439.02 and 649,936.53

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Solution

The fourth proportional to 1,193,784.30, 1,647,439.02 and 649,936.53 is: 896,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,784.30 : 1,647,439.02 = 649,936.53 : x
  2. Step 2: Convert to fraction form
    1,193,784.30/1,647,439.02 = 649,936.53/x
  3. Step 3: Cross multiply
    1,193,784.30x = 1,647,439.02 × 649,936.53
  4. Step 4: Simplify right side
    1,193,784.30x = 1,070,730,800,045.40
  5. Step 5: Solve for x
    x = 1,070,730,800,045.40/1,193,784.30
  6. Step 6: Final answer
    x = 896,921.50

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1.5x scale

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.