Home / 1,423,168.10-2,123,574.19-1,336,307.23

Finding the Fourth Proportional to 1,423,168.10, 2,123,574.19 and 1,336,307.23

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Solution

The fourth proportional to 1,423,168.10, 2,123,574.19 and 1,336,307.23 is: 1,993,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,168.10 : 2,123,574.19 = 1,336,307.23 : x
  2. Step 2: Convert to fraction form
    1,423,168.10/2,123,574.19 = 1,336,307.23/x
  3. Step 3: Cross multiply
    1,423,168.10x = 2,123,574.19 × 1,336,307.23
  4. Step 4: Simplify right side
    1,423,168.10x = 2,837,747,543,538.39
  5. Step 5: Solve for x
    x = 2,837,747,543,538.39/1,423,168.10
  6. Step 6: Final answer
    x = 1,993,965.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.