Home / 1,882,121.76-2,597,322.78-1,022,685

Finding the Fourth Proportional to 1,882,121.76, 2,597,322.78 and 1,022,685

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Solution

The fourth proportional to 1,882,121.76, 2,597,322.78 and 1,022,685 is: 1,411,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,121.76 : 2,597,322.78 = 1,022,685 : x
  2. Step 2: Convert to fraction form
    1,882,121.76/2,597,322.78 = 1,022,685/x
  3. Step 3: Cross multiply
    1,882,121.76x = 2,597,322.78 × 1,022,685
  4. Step 4: Simplify right side
    1,882,121.76x = 2,656,243,047,264.30
  5. Step 5: Solve for x
    x = 2,656,243,047,264.30/1,882,121.76
  6. Step 6: Final answer
    x = 1,411,302.45

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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.