Home / 1,733,145.60-2,392,342.20-1,191,075.78

Finding the Fourth Proportional to 1,733,145.60, 2,392,342.20 and 1,191,075.78

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Solution

The fourth proportional to 1,733,145.60, 2,392,342.20 and 1,191,075.78 is: 1,644,097.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,145.60 : 2,392,342.20 = 1,191,075.78 : x
  2. Step 2: Convert to fraction form
    1,733,145.60/2,392,342.20 = 1,191,075.78/x
  3. Step 3: Cross multiply
    1,733,145.60x = 2,392,342.20 × 1,191,075.78
  4. Step 4: Simplify right side
    1,733,145.60x = 2,849,460,851,891.92
  5. Step 5: Solve for x
    x = 2,849,460,851,891.92/1,733,145.60
  6. Step 6: Final answer
    x = 1,644,097.79

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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.