Home / 5,912,009.69-8,869,341.31-1,868,732.69

Finding the Fourth Proportional to 5,912,009.69, 8,869,341.31 and 1,868,732.69

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Solution

The fourth proportional to 5,912,009.69, 8,869,341.31 and 1,868,732.69 is: 2,803,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912,009.69 : 8,869,341.31 = 1,868,732.69 : x
  2. Step 2: Convert to fraction form
    5,912,009.69/8,869,341.31 = 1,868,732.69/x
  3. Step 3: Cross multiply
    5,912,009.69x = 8,869,341.31 × 1,868,732.69
  4. Step 4: Simplify right side
    5,912,009.69x = 16,574,427,995,745.88
  5. Step 5: Solve for x
    x = 16,574,427,995,745.88/5,912,009.69
  6. Step 6: Final answer
    x = 2,803,518.41

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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.