Home / 4,620,084.65-6,929,597.51-1,208,700.45

Finding the Fourth Proportional to 4,620,084.65, 6,929,597.51 and 1,208,700.45

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Solution

The fourth proportional to 4,620,084.65, 6,929,597.51 and 1,208,700.45 is: 1,812,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,084.65 : 6,929,597.51 = 1,208,700.45 : x
  2. Step 2: Convert to fraction form
    4,620,084.65/6,929,597.51 = 1,208,700.45/x
  3. Step 3: Cross multiply
    4,620,084.65x = 6,929,597.51 × 1,208,700.45
  4. Step 4: Simplify right side
    4,620,084.65x = 8,375,807,594,007.89
  5. Step 5: Solve for x
    x = 8,375,807,594,007.89/4,620,084.65
  6. Step 6: Final answer
    x = 1,812,912.15

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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.