Home / 2,669,788.16-4,004,639.36-648,048.64

Finding the Fourth Proportional to 2,669,788.16, 4,004,639.36 and 648,048.64

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Solution

The fourth proportional to 2,669,788.16, 4,004,639.36 and 648,048.64 is: 972,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,788.16 : 4,004,639.36 = 648,048.64 : x
  2. Step 2: Convert to fraction form
    2,669,788.16/4,004,639.36 = 648,048.64/x
  3. Step 3: Cross multiply
    2,669,788.16x = 4,004,639.36 × 648,048.64
  4. Step 4: Simplify right side
    2,669,788.16x = 2,595,201,090,938.47
  5. Step 5: Solve for x
    x = 2,595,201,090,938.47/2,669,788.16
  6. Step 6: Final answer
    x = 972,062.55

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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.