Home / 1,788,684.07-2,682,964.14-509,299.60

Finding the Fourth Proportional to 1,788,684.07, 2,682,964.14 and 509,299.60

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Solution

The fourth proportional to 1,788,684.07, 2,682,964.14 and 509,299.60 is: 763,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,684.07 : 2,682,964.14 = 509,299.60 : x
  2. Step 2: Convert to fraction form
    1,788,684.07/2,682,964.14 = 509,299.60/x
  3. Step 3: Cross multiply
    1,788,684.07x = 2,682,964.14 × 509,299.60
  4. Step 4: Simplify right side
    1,788,684.07x = 1,366,432,563,316.34
  5. Step 5: Solve for x
    x = 1,366,432,563,316.34/1,788,684.07
  6. Step 6: Final answer
    x = 763,931.76

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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.