Home / 1,867,018.84-2,799,368.44-786,975.72

Finding the Fourth Proportional to 1,867,018.84, 2,799,368.44 and 786,975.72

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Solution

The fourth proportional to 1,867,018.84, 2,799,368.44 and 786,975.72 is: 1,179,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,018.84 : 2,799,368.44 = 786,975.72 : x
  2. Step 2: Convert to fraction form
    1,867,018.84/2,799,368.44 = 786,975.72/x
  3. Step 3: Cross multiply
    1,867,018.84x = 2,799,368.44 × 786,975.72
  4. Step 4: Simplify right side
    1,867,018.84x = 2,203,034,993,614.28
  5. Step 5: Solve for x
    x = 2,203,034,993,614.28/1,867,018.84
  6. Step 6: Final answer
    x = 1,179,974.70

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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.