Home / 1,925,815.80-2,887,946.10-662,993.40

Finding the Fourth Proportional to 1,925,815.80, 2,887,946.10 and 662,993.40

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Solution

The fourth proportional to 1,925,815.80, 2,887,946.10 and 662,993.40 is: 994,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,815.80 : 2,887,946.10 = 662,993.40 : x
  2. Step 2: Convert to fraction form
    1,925,815.80/2,887,946.10 = 662,993.40/x
  3. Step 3: Cross multiply
    1,925,815.80x = 2,887,946.10 × 662,993.40
  4. Step 4: Simplify right side
    1,925,815.80x = 1,914,689,203,855.74
  5. Step 5: Solve for x
    x = 1,914,689,203,855.74/1,925,815.80
  6. Step 6: Final answer
    x = 994,222.40

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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.