Home / 4,890,856.29-7,336,621.40-2,048,106.21

Finding the Fourth Proportional to 4,890,856.29, 7,336,621.40 and 2,048,106.21

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Solution

The fourth proportional to 4,890,856.29, 7,336,621.40 and 2,048,106.21 is: 3,072,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,856.29 : 7,336,621.40 = 2,048,106.21 : x
  2. Step 2: Convert to fraction form
    4,890,856.29/7,336,621.40 = 2,048,106.21/x
  3. Step 3: Cross multiply
    4,890,856.29x = 7,336,621.40 × 2,048,106.21
  4. Step 4: Simplify right side
    4,890,856.29x = 15,026,179,839,518.36
  5. Step 5: Solve for x
    x = 15,026,179,839,518.36/4,890,856.29
  6. Step 6: Final answer
    x = 3,072,300.42

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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.