Home / 2,897,189.80-4,345,763.10-875,429.80

Finding the Fourth Proportional to 2,897,189.80, 4,345,763.10 and 875,429.80

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Solution

The fourth proportional to 2,897,189.80, 4,345,763.10 and 875,429.80 is: 1,313,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,189.80 : 4,345,763.10 = 875,429.80 : x
  2. Step 2: Convert to fraction form
    2,897,189.80/4,345,763.10 = 875,429.80/x
  3. Step 3: Cross multiply
    2,897,189.80x = 4,345,763.10 × 875,429.80
  4. Step 4: Simplify right side
    2,897,189.80x = 3,804,410,521,480.38
  5. Step 5: Solve for x
    x = 3,804,410,521,480.38/2,897,189.80
  6. Step 6: Final answer
    x = 1,313,138.17

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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.