Home / 2,018,329.60-3,027,640.20-671,429.20

Finding the Fourth Proportional to 2,018,329.60, 3,027,640.20 and 671,429.20

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Solution

The fourth proportional to 2,018,329.60, 3,027,640.20 and 671,429.20 is: 1,007,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,329.60 : 3,027,640.20 = 671,429.20 : x
  2. Step 2: Convert to fraction form
    2,018,329.60/3,027,640.20 = 671,429.20/x
  3. Step 3: Cross multiply
    2,018,329.60x = 3,027,640.20 × 671,429.20
  4. Step 4: Simplify right side
    2,018,329.60x = 2,032,846,037,373.84
  5. Step 5: Solve for x
    x = 2,032,846,037,373.84/2,018,329.60
  6. Step 6: Final answer
    x = 1,007,192.30

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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.