Home / 1,806,312.22-2,490,299.37-1,435,007.07

Finding the Fourth Proportional to 1,806,312.22, 2,490,299.37 and 1,435,007.07

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Solution

The fourth proportional to 1,806,312.22, 2,490,299.37 and 1,435,007.07 is: 1,978,393.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,312.22 : 2,490,299.37 = 1,435,007.07 : x
  2. Step 2: Convert to fraction form
    1,806,312.22/2,490,299.37 = 1,435,007.07/x
  3. Step 3: Cross multiply
    1,806,312.22x = 2,490,299.37 × 1,435,007.07
  4. Step 4: Simplify right side
    1,806,312.22x = 3,573,597,202,366.55
  5. Step 5: Solve for x
    x = 3,573,597,202,366.55/1,806,312.22
  6. Step 6: Final answer
    x = 1,978,393.97

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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.