Home / 1,716,505.40-2,575,414.20-1,689,605.30

Finding the Fourth Proportional to 1,716,505.40, 2,575,414.20 and 1,689,605.30

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Solution

The fourth proportional to 1,716,505.40, 2,575,414.20 and 1,689,605.30 is: 2,535,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,505.40 : 2,575,414.20 = 1,689,605.30 : x
  2. Step 2: Convert to fraction form
    1,716,505.40/2,575,414.20 = 1,689,605.30/x
  3. Step 3: Cross multiply
    1,716,505.40x = 2,575,414.20 × 1,689,605.30
  4. Step 4: Simplify right side
    1,716,505.40x = 4,351,433,482,015.26
  5. Step 5: Solve for x
    x = 4,351,433,482,015.26/1,716,505.40
  6. Step 6: Final answer
    x = 2,535,053.77

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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.