Home / 2,010,501.40-3,018,084.90-1,212,683.80

Finding the Fourth Proportional to 2,010,501.40, 3,018,084.90 and 1,212,683.80

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Solution

The fourth proportional to 2,010,501.40, 3,018,084.90 and 1,212,683.80 is: 1,820,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,501.40 : 3,018,084.90 = 1,212,683.80 : x
  2. Step 2: Convert to fraction form
    2,010,501.40/3,018,084.90 = 1,212,683.80/x
  3. Step 3: Cross multiply
    2,010,501.40x = 3,018,084.90 × 1,212,683.80
  4. Step 4: Simplify right side
    2,010,501.40x = 3,659,982,665,254.62
  5. Step 5: Solve for x
    x = 3,659,982,665,254.62/2,010,501.40
  6. Step 6: Final answer
    x = 1,820,432.79

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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.