Home / 1,617,527.64-2,232,173.79-892,381.62

Finding the Fourth Proportional to 1,617,527.64, 2,232,173.79 and 892,381.62

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Solution

The fourth proportional to 1,617,527.64, 2,232,173.79 and 892,381.62 is: 1,231,478.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,527.64 : 2,232,173.79 = 892,381.62 : x
  2. Step 2: Convert to fraction form
    1,617,527.64/2,232,173.79 = 892,381.62/x
  3. Step 3: Cross multiply
    1,617,527.64x = 2,232,173.79 × 892,381.62
  4. Step 4: Simplify right side
    1,617,527.64x = 1,991,950,862,841.74
  5. Step 5: Solve for x
    x = 1,991,950,862,841.74/1,617,527.64
  6. Step 6: Final answer
    x = 1,231,478.72

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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.