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Finding the Fourth Proportional to 5,798,802.18, 8,002,365.70 and 3,220,482.95

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Solution

The fourth proportional to 5,798,802.18, 8,002,365.70 and 3,220,482.95 is: 4,444,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,802.18 : 8,002,365.70 = 3,220,482.95 : x
  2. Step 2: Convert to fraction form
    5,798,802.18/8,002,365.70 = 3,220,482.95/x
  3. Step 3: Cross multiply
    5,798,802.18x = 8,002,365.70 × 3,220,482.95
  4. Step 4: Simplify right side
    5,798,802.18x = 25,771,482,289,027.70
  5. Step 5: Solve for x
    x = 25,771,482,289,027.70/5,798,802.18
  6. Step 6: Final answer
    x = 4,444,276.85

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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.