Home / 1,260,299.64-1,890,730.50-361,671.33

Finding the Fourth Proportional to 1,260,299.64, 1,890,730.50 and 361,671.33

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Solution

The fourth proportional to 1,260,299.64, 1,890,730.50 and 361,671.33 is: 542,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,299.64 : 1,890,730.50 = 361,671.33 : x
  2. Step 2: Convert to fraction form
    1,260,299.64/1,890,730.50 = 361,671.33/x
  3. Step 3: Cross multiply
    1,260,299.64x = 1,890,730.50 × 361,671.33
  4. Step 4: Simplify right side
    1,260,299.64x = 683,823,014,606.57
  5. Step 5: Solve for x
    x = 683,823,014,606.57/1,260,299.64
  6. Step 6: Final answer
    x = 542,587.65

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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.