Home / 1,705,084.89-2,558,107.13-745,624.77

Finding the Fourth Proportional to 1,705,084.89, 2,558,107.13 and 745,624.77

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Solution

The fourth proportional to 1,705,084.89, 2,558,107.13 and 745,624.77 is: 1,118,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,084.89 : 2,558,107.13 = 745,624.77 : x
  2. Step 2: Convert to fraction form
    1,705,084.89/2,558,107.13 = 745,624.77/x
  3. Step 3: Cross multiply
    1,705,084.89x = 2,558,107.13 × 745,624.77
  4. Step 4: Simplify right side
    1,705,084.89x = 1,907,388,036,713.49
  5. Step 5: Solve for x
    x = 1,907,388,036,713.49/1,705,084.89
  6. Step 6: Final answer
    x = 1,118,646.96

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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.