Home / 1,169,074.84-1,612,864.24-678,960.92

Finding the Fourth Proportional to 1,169,074.84, 1,612,864.24 and 678,960.92

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Solution

The fourth proportional to 1,169,074.84, 1,612,864.24 and 678,960.92 is: 936,699.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,074.84 : 1,612,864.24 = 678,960.92 : x
  2. Step 2: Convert to fraction form
    1,169,074.84/1,612,864.24 = 678,960.92/x
  3. Step 3: Cross multiply
    1,169,074.84x = 1,612,864.24 × 678,960.92
  4. Step 4: Simplify right side
    1,169,074.84x = 1,095,071,788,225.50
  5. Step 5: Solve for x
    x = 1,095,071,788,225.50/1,169,074.84
  6. Step 6: Final answer
    x = 936,699.47

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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.