Home / 1,789,873.80-2,684,810.70-993,611.40

Finding the Fourth Proportional to 1,789,873.80, 2,684,810.70 and 993,611.40

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Solution

The fourth proportional to 1,789,873.80, 2,684,810.70 and 993,611.40 is: 1,490,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,873.80 : 2,684,810.70 = 993,611.40 : x
  2. Step 2: Convert to fraction form
    1,789,873.80/2,684,810.70 = 993,611.40/x
  3. Step 3: Cross multiply
    1,789,873.80x = 2,684,810.70 × 993,611.40
  4. Step 4: Simplify right side
    1,789,873.80x = 2,667,658,518,361.98
  5. Step 5: Solve for x
    x = 2,667,658,518,361.98/1,789,873.80
  6. Step 6: Final answer
    x = 1,490,417.10

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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.