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Finding the Fourth Proportional to 6,233,743.86, 8,602,482.78 and 3,480,473.48

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Solution

The fourth proportional to 6,233,743.86, 8,602,482.78 and 3,480,473.48 is: 4,803,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,233,743.86 : 8,602,482.78 = 3,480,473.48 : x
  2. Step 2: Convert to fraction form
    6,233,743.86/8,602,482.78 = 3,480,473.48/x
  3. Step 3: Cross multiply
    6,233,743.86x = 8,602,482.78 × 3,480,473.48
  4. Step 4: Simplify right side
    6,233,743.86x = 29,940,713,134,934.26
  5. Step 5: Solve for x
    x = 29,940,713,134,934.26/6,233,743.86
  6. Step 6: Final answer
    x = 4,803,006.64

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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.