Home / 1,617,784.34-2,232,589.10-892,678.76

Finding the Fourth Proportional to 1,617,784.34, 2,232,589.10 and 892,678.76

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Solution

The fourth proportional to 1,617,784.34, 2,232,589.10 and 892,678.76 is: 1,231,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,784.34 : 2,232,589.10 = 892,678.76 : x
  2. Step 2: Convert to fraction form
    1,617,784.34/2,232,589.10 = 892,678.76/x
  3. Step 3: Cross multiply
    1,617,784.34x = 2,232,589.10 × 892,678.76
  4. Step 4: Simplify right side
    1,617,784.34x = 1,992,984,869,377.52
  5. Step 5: Solve for x
    x = 1,992,984,869,377.52/1,617,784.34
  6. Step 6: Final answer
    x = 1,231,922.46

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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.