Home / 1,826,705.94-2,520,860.93-988,497.64

Finding the Fourth Proportional to 1,826,705.94, 2,520,860.93 and 988,497.64

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Solution

The fourth proportional to 1,826,705.94, 2,520,860.93 and 988,497.64 is: 1,364,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,705.94 : 2,520,860.93 = 988,497.64 : x
  2. Step 2: Convert to fraction form
    1,826,705.94/2,520,860.93 = 988,497.64/x
  3. Step 3: Cross multiply
    1,826,705.94x = 2,520,860.93 × 988,497.64
  4. Step 4: Simplify right side
    1,826,705.94x = 2,491,865,080,073.21
  5. Step 5: Solve for x
    x = 2,491,865,080,073.21/1,826,705.94
  6. Step 6: Final answer
    x = 1,364,130.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.