Home / 1,764,874.18-2,435,574.85-990,553.16

Finding the Fourth Proportional to 1,764,874.18, 2,435,574.85 and 990,553.16

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Solution

The fourth proportional to 1,764,874.18, 2,435,574.85 and 990,553.16 is: 1,366,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,874.18 : 2,435,574.85 = 990,553.16 : x
  2. Step 2: Convert to fraction form
    1,764,874.18/2,435,574.85 = 990,553.16/x
  3. Step 3: Cross multiply
    1,764,874.18x = 2,435,574.85 × 990,553.16
  4. Step 4: Simplify right side
    1,764,874.18x = 2,412,566,364,084.03
  5. Step 5: Solve for x
    x = 2,412,566,364,084.03/1,764,874.18
  6. Step 6: Final answer
    x = 1,366,990.57

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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.