Home / 1,551,423.16-2,140,702.99-863,004.16

Finding the Fourth Proportional to 1,551,423.16, 2,140,702.99 and 863,004.16

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Solution

The fourth proportional to 1,551,423.16, 2,140,702.99 and 863,004.16 is: 1,190,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,423.16 : 2,140,702.99 = 863,004.16 : x
  2. Step 2: Convert to fraction form
    1,551,423.16/2,140,702.99 = 863,004.16/x
  3. Step 3: Cross multiply
    1,551,423.16x = 2,140,702.99 × 863,004.16
  4. Step 4: Simplify right side
    1,551,423.16x = 1,847,435,585,694.44
  5. Step 5: Solve for x
    x = 1,847,435,585,694.44/1,551,423.16
  6. Step 6: Final answer
    x = 1,190,800.57

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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.