Home / 1,700,629.20-2,551,090.64-438,446.16

Finding the Fourth Proportional to 1,700,629.20, 2,551,090.64 and 438,446.16

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Solution

The fourth proportional to 1,700,629.20, 2,551,090.64 and 438,446.16 is: 657,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,629.20 : 2,551,090.64 = 438,446.16 : x
  2. Step 2: Convert to fraction form
    1,700,629.20/2,551,090.64 = 438,446.16/x
  3. Step 3: Cross multiply
    1,700,629.20x = 2,551,090.64 × 438,446.16
  4. Step 4: Simplify right side
    1,700,629.20x = 1,118,515,894,919.94
  5. Step 5: Solve for x
    x = 1,118,515,894,919.94/1,700,629.20
  6. Step 6: Final answer
    x = 657,707.10

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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.