Home / 2,778,876-3,834,848.88-1,507,068

Finding the Fourth Proportional to 2,778,876, 3,834,848.88 and 1,507,068

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Solution

The fourth proportional to 2,778,876, 3,834,848.88 and 1,507,068 is: 2,079,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,876 : 3,834,848.88 = 1,507,068 : x
  2. Step 2: Convert to fraction form
    2,778,876/3,834,848.88 = 1,507,068/x
  3. Step 3: Cross multiply
    2,778,876x = 3,834,848.88 × 1,507,068
  4. Step 4: Simplify right side
    2,778,876x = 5,779,378,031,883.84
  5. Step 5: Solve for x
    x = 5,779,378,031,883.84/2,778,876
  6. Step 6: Final answer
    x = 2,079,753.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.