Home / 1,119,186.71-1,679,106.98-361,011.38

Finding the Fourth Proportional to 1,119,186.71, 1,679,106.98 and 361,011.38

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Solution

The fourth proportional to 1,119,186.71, 1,679,106.98 and 361,011.38 is: 541,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,186.71 : 1,679,106.98 = 361,011.38 : x
  2. Step 2: Convert to fraction form
    1,119,186.71/1,679,106.98 = 361,011.38/x
  3. Step 3: Cross multiply
    1,119,186.71x = 1,679,106.98 × 361,011.38
  4. Step 4: Simplify right side
    1,119,186.71x = 606,176,717,816.84
  5. Step 5: Solve for x
    x = 606,176,717,816.84/1,119,186.71
  6. Step 6: Final answer
    x = 541,622.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.