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Finding the Fourth Proportional to 5,890,203.70, 8,822,863.95 and 4,894,875.70

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Solution

The fourth proportional to 5,890,203.70, 8,822,863.95 and 4,894,875.70 is: 7,331,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,203.70 : 8,822,863.95 = 4,894,875.70 : x
  2. Step 2: Convert to fraction form
    5,890,203.70/8,822,863.95 = 4,894,875.70/x
  3. Step 3: Cross multiply
    5,890,203.70x = 8,822,863.95 × 4,894,875.70
  4. Step 4: Simplify right side
    5,890,203.70x = 43,186,822,353,261.02
  5. Step 5: Solve for x
    x = 43,186,822,353,261.02/5,890,203.70
  6. Step 6: Final answer
    x = 7,331,974.33

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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.