Home / 2,019,980.48-2,787,571.48-1,294,827.68

Finding the Fourth Proportional to 2,019,980.48, 2,787,571.48 and 1,294,827.68

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Solution

The fourth proportional to 2,019,980.48, 2,787,571.48 and 1,294,827.68 is: 1,786,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,980.48 : 2,787,571.48 = 1,294,827.68 : x
  2. Step 2: Convert to fraction form
    2,019,980.48/2,787,571.48 = 1,294,827.68/x
  3. Step 3: Cross multiply
    2,019,980.48x = 2,787,571.48 × 1,294,827.68
  4. Step 4: Simplify right side
    2,019,980.48x = 3,609,424,712,282.57
  5. Step 5: Solve for x
    x = 3,609,424,712,282.57/2,019,980.48
  6. Step 6: Final answer
    x = 1,786,861.18

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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.