Home / 1,817,669.37-2,726,208.67-858,123.12

Finding the Fourth Proportional to 1,817,669.37, 2,726,208.67 and 858,123.12

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Solution

The fourth proportional to 1,817,669.37, 2,726,208.67 and 858,123.12 is: 1,287,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,669.37 : 2,726,208.67 = 858,123.12 : x
  2. Step 2: Convert to fraction form
    1,817,669.37/2,726,208.67 = 858,123.12/x
  3. Step 3: Cross multiply
    1,817,669.37x = 2,726,208.67 × 858,123.12
  4. Step 4: Simplify right side
    1,817,669.37x = 2,339,422,689,671.45
  5. Step 5: Solve for x
    x = 2,339,422,689,671.45/1,817,669.37
  6. Step 6: Final answer
    x = 1,287,045.23

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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.