Home / 2,257,973.64-3,115,951.61-1,225,483.25

Finding the Fourth Proportional to 2,257,973.64, 3,115,951.61 and 1,225,483.25

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Solution

The fourth proportional to 2,257,973.64, 3,115,951.61 and 1,225,483.25 is: 1,691,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,973.64 : 3,115,951.61 = 1,225,483.25 : x
  2. Step 2: Convert to fraction form
    2,257,973.64/3,115,951.61 = 1,225,483.25/x
  3. Step 3: Cross multiply
    2,257,973.64x = 3,115,951.61 × 1,225,483.25
  4. Step 4: Simplify right side
    2,257,973.64x = 3,818,546,484,158.36
  5. Step 5: Solve for x
    x = 3,818,546,484,158.36/2,257,973.64
  6. Step 6: Final answer
    x = 1,691,138.65

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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.