Home / 2,173,397.64-2,999,229.84-1,206,503.16

Finding the Fourth Proportional to 2,173,397.64, 2,999,229.84 and 1,206,503.16

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Solution

The fourth proportional to 2,173,397.64, 2,999,229.84 and 1,206,503.16 is: 1,664,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,397.64 : 2,999,229.84 = 1,206,503.16 : x
  2. Step 2: Convert to fraction form
    2,173,397.64/2,999,229.84 = 1,206,503.16/x
  3. Step 3: Cross multiply
    2,173,397.64x = 2,999,229.84 × 1,206,503.16
  4. Step 4: Simplify right side
    2,173,397.64x = 3,618,580,279,526.29
  5. Step 5: Solve for x
    x = 3,618,580,279,526.29/2,173,397.64
  6. Step 6: Final answer
    x = 1,664,941.66

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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.