Home / 3,217,564.10-4,827,728.55-1,641,628.10

Finding the Fourth Proportional to 3,217,564.10, 4,827,728.55 and 1,641,628.10

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Solution

The fourth proportional to 3,217,564.10, 4,827,728.55 and 1,641,628.10 is: 2,463,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,564.10 : 4,827,728.55 = 1,641,628.10 : x
  2. Step 2: Convert to fraction form
    3,217,564.10/4,827,728.55 = 1,641,628.10/x
  3. Step 3: Cross multiply
    3,217,564.10x = 4,827,728.55 × 1,641,628.10
  4. Step 4: Simplify right side
    3,217,564.10x = 7,925,334,846,852.26
  5. Step 5: Solve for x
    x = 7,925,334,846,852.26/3,217,564.10
  6. Step 6: Final answer
    x = 2,463,147.46

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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.