Home / 1,784,568.64-2,463,159.36-1,020,861.76

Finding the Fourth Proportional to 1,784,568.64, 2,463,159.36 and 1,020,861.76

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Solution

The fourth proportional to 1,784,568.64, 2,463,159.36 and 1,020,861.76 is: 1,409,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,568.64 : 2,463,159.36 = 1,020,861.76 : x
  2. Step 2: Convert to fraction form
    1,784,568.64/2,463,159.36 = 1,020,861.76/x
  3. Step 3: Cross multiply
    1,784,568.64x = 2,463,159.36 × 1,020,861.76
  4. Step 4: Simplify right side
    1,784,568.64x = 2,514,545,199,410.07
  5. Step 5: Solve for x
    x = 2,514,545,199,410.07/1,784,568.64
  6. Step 6: Final answer
    x = 1,409,049.30

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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.