Home / 2,195,515.64-3,292,812.66-619,211

Finding the Fourth Proportional to 2,195,515.64, 3,292,812.66 and 619,211

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Solution

The fourth proportional to 2,195,515.64, 3,292,812.66 and 619,211 is: 928,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,515.64 : 3,292,812.66 = 619,211 : x
  2. Step 2: Convert to fraction form
    2,195,515.64/3,292,812.66 = 619,211/x
  3. Step 3: Cross multiply
    2,195,515.64x = 3,292,812.66 × 619,211
  4. Step 4: Simplify right side
    2,195,515.64x = 2,038,945,820,011.26
  5. Step 5: Solve for x
    x = 2,038,945,820,011.26/2,195,515.64
  6. Step 6: Final answer
    x = 928,686.54

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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.