Home / 999,217.80-1,498,826.70-822,070.80

Finding the Fourth Proportional to 999,217.80, 1,498,826.70 and 822,070.80

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Solution

The fourth proportional to 999,217.80, 1,498,826.70 and 822,070.80 is: 1,233,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,217.80 : 1,498,826.70 = 822,070.80 : x
  2. Step 2: Convert to fraction form
    999,217.80/1,498,826.70 = 822,070.80/x
  3. Step 3: Cross multiply
    999,217.80x = 1,498,826.70 × 822,070.80
  4. Step 4: Simplify right side
    999,217.80x = 1,232,141,664,330.36
  5. Step 5: Solve for x
    x = 1,232,141,664,330.36/999,217.80
  6. Step 6: Final answer
    x = 1,233,106.20

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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.