Home / 1,000,589.56-1,379,880.66-926,280.16

Finding the Fourth Proportional to 1,000,589.56, 1,379,880.66 and 926,280.16

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Solution

The fourth proportional to 1,000,589.56, 1,379,880.66 and 926,280.16 is: 1,277,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,589.56 : 1,379,880.66 = 926,280.16 : x
  2. Step 2: Convert to fraction form
    1,000,589.56/1,379,880.66 = 926,280.16/x
  3. Step 3: Cross multiply
    1,000,589.56x = 1,379,880.66 × 926,280.16
  4. Step 4: Simplify right side
    1,000,589.56x = 1,278,156,078,525.71
  5. Step 5: Solve for x
    x = 1,278,156,078,525.71/1,000,589.56
  6. Step 6: Final answer
    x = 1,277,402.97

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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.