Home / 3,240,805.48-4,472,358.47-1,790,534.28

Finding the Fourth Proportional to 3,240,805.48, 4,472,358.47 and 1,790,534.28

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Solution

The fourth proportional to 3,240,805.48, 4,472,358.47 and 1,790,534.28 is: 2,470,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,805.48 : 4,472,358.47 = 1,790,534.28 : x
  2. Step 2: Convert to fraction form
    3,240,805.48/4,472,358.47 = 1,790,534.28/x
  3. Step 3: Cross multiply
    3,240,805.48x = 4,472,358.47 × 1,790,534.28
  4. Step 4: Simplify right side
    3,240,805.48x = 8,007,911,121,668.89
  5. Step 5: Solve for x
    x = 8,007,911,121,668.89/3,240,805.48
  6. Step 6: Final answer
    x = 2,470,963.21

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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.