Home / 1,890,050.64-2,608,212.42-1,030,627.68

Finding the Fourth Proportional to 1,890,050.64, 2,608,212.42 and 1,030,627.68

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Solution

The fourth proportional to 1,890,050.64, 2,608,212.42 and 1,030,627.68 is: 1,422,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,050.64 : 2,608,212.42 = 1,030,627.68 : x
  2. Step 2: Convert to fraction form
    1,890,050.64/2,608,212.42 = 1,030,627.68/x
  3. Step 3: Cross multiply
    1,890,050.64x = 2,608,212.42 × 1,030,627.68
  4. Step 4: Simplify right side
    1,890,050.64x = 2,688,095,915,371.79
  5. Step 5: Solve for x
    x = 2,688,095,915,371.79/1,890,050.64
  6. Step 6: Final answer
    x = 1,422,234.86

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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.