Home / 1,867,021.34-2,801,030.37-669,064.75

Finding the Fourth Proportional to 1,867,021.34, 2,801,030.37 and 669,064.75

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Solution

The fourth proportional to 1,867,021.34, 2,801,030.37 and 669,064.75 is: 1,003,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,021.34 : 2,801,030.37 = 669,064.75 : x
  2. Step 2: Convert to fraction form
    1,867,021.34/2,801,030.37 = 669,064.75/x
  3. Step 3: Cross multiply
    1,867,021.34x = 2,801,030.37 × 669,064.75
  4. Step 4: Simplify right side
    1,867,021.34x = 1,874,070,684,246.46
  5. Step 5: Solve for x
    x = 1,874,070,684,246.46/1,867,021.34
  6. Step 6: Final answer
    x = 1,003,775.72

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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.