Home / 2,671,129.89-4,007,069.06-874,154.61

Finding the Fourth Proportional to 2,671,129.89, 4,007,069.06 and 874,154.61

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Solution

The fourth proportional to 2,671,129.89, 4,007,069.06 and 874,154.61 is: 1,311,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,129.89 : 4,007,069.06 = 874,154.61 : x
  2. Step 2: Convert to fraction form
    2,671,129.89/4,007,069.06 = 874,154.61/x
  3. Step 3: Cross multiply
    2,671,129.89x = 4,007,069.06 × 874,154.61
  4. Step 4: Simplify right side
    2,671,129.89x = 3,502,797,891,387.37
  5. Step 5: Solve for x
    x = 3,502,797,891,387.37/2,671,129.89
  6. Step 6: Final answer
    x = 1,311,354.38

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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.