Home / 2,038,497.90-2,813,128.88-1,120,742.65

Finding the Fourth Proportional to 2,038,497.90, 2,813,128.88 and 1,120,742.65

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Solution

The fourth proportional to 2,038,497.90, 2,813,128.88 and 1,120,742.65 is: 1,546,625.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,497.90 : 2,813,128.88 = 1,120,742.65 : x
  2. Step 2: Convert to fraction form
    2,038,497.90/2,813,128.88 = 1,120,742.65/x
  3. Step 3: Cross multiply
    2,038,497.90x = 2,813,128.88 × 1,120,742.65
  4. Step 4: Simplify right side
    2,038,497.90x = 3,152,793,515,762.73
  5. Step 5: Solve for x
    x = 3,152,793,515,762.73/2,038,497.90
  6. Step 6: Final answer
    x = 1,546,625.83

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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.