Home / 1,596,880.09-2,198,101.10-1,392,570.55

Finding the Fourth Proportional to 1,596,880.09, 2,198,101.10 and 1,392,570.55

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Solution

The fourth proportional to 1,596,880.09, 2,198,101.10 and 1,392,570.55 is: 1,916,869.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,880.09 : 2,198,101.10 = 1,392,570.55 : x
  2. Step 2: Convert to fraction form
    1,596,880.09/2,198,101.10 = 1,392,570.55/x
  3. Step 3: Cross multiply
    1,596,880.09x = 2,198,101.10 × 1,392,570.55
  4. Step 4: Simplify right side
    1,596,880.09x = 3,061,010,850,819.75
  5. Step 5: Solve for x
    x = 3,061,010,850,819.75/1,596,880.09
  6. Step 6: Final answer
    x = 1,916,869.57

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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.