Home / 5,246,684.20-7,870,026.30-1,881,231.40

Finding the Fourth Proportional to 5,246,684.20, 7,870,026.30 and 1,881,231.40

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Solution

The fourth proportional to 5,246,684.20, 7,870,026.30 and 1,881,231.40 is: 2,821,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246,684.20 : 7,870,026.30 = 1,881,231.40 : x
  2. Step 2: Convert to fraction form
    5,246,684.20/7,870,026.30 = 1,881,231.40/x
  3. Step 3: Cross multiply
    5,246,684.20x = 7,870,026.30 × 1,881,231.40
  4. Step 4: Simplify right side
    5,246,684.20x = 14,805,340,594,385.82
  5. Step 5: Solve for x
    x = 14,805,340,594,385.82/5,246,684.20
  6. Step 6: Final answer
    x = 2,821,847.10

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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.