Home / 1,620,098.84-2,235,693.06-894,930.95

Finding the Fourth Proportional to 1,620,098.84, 2,235,693.06 and 894,930.95

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Solution

The fourth proportional to 1,620,098.84, 2,235,693.06 and 894,930.95 is: 1,234,980.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,098.84 : 2,235,693.06 = 894,930.95 : x
  2. Step 2: Convert to fraction form
    1,620,098.84/2,235,693.06 = 894,930.95/x
  3. Step 3: Cross multiply
    1,620,098.84x = 2,235,693.06 × 894,930.95
  4. Step 4: Simplify right side
    1,620,098.84x = 2,000,790,902,915.74
  5. Step 5: Solve for x
    x = 2,000,790,902,915.74/1,620,098.84
  6. Step 6: Final answer
    x = 1,234,980.77

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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.