Home / 4,812,444.18-7,218,671.67-1,218,211.23

Finding the Fourth Proportional to 4,812,444.18, 7,218,671.67 and 1,218,211.23

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Solution

The fourth proportional to 4,812,444.18, 7,218,671.67 and 1,218,211.23 is: 1,827,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,444.18 : 7,218,671.67 = 1,218,211.23 : x
  2. Step 2: Convert to fraction form
    4,812,444.18/7,218,671.67 = 1,218,211.23/x
  3. Step 3: Cross multiply
    4,812,444.18x = 7,218,671.67 × 1,218,211.23
  4. Step 4: Simplify right side
    4,812,444.18x = 8,793,866,894,076.85
  5. Step 5: Solve for x
    x = 8,793,866,894,076.85/4,812,444.18
  6. Step 6: Final answer
    x = 1,827,318.21

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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.