Home / 2,716,259.70-4,074,389.55-919,201.80

Finding the Fourth Proportional to 2,716,259.70, 4,074,389.55 and 919,201.80

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Solution

The fourth proportional to 2,716,259.70, 4,074,389.55 and 919,201.80 is: 1,378,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,259.70 : 4,074,389.55 = 919,201.80 : x
  2. Step 2: Convert to fraction form
    2,716,259.70/4,074,389.55 = 919,201.80/x
  3. Step 3: Cross multiply
    2,716,259.70x = 4,074,389.55 × 919,201.80
  4. Step 4: Simplify right side
    2,716,259.70x = 3,745,186,208,261.19
  5. Step 5: Solve for x
    x = 3,745,186,208,261.19/2,716,259.70
  6. Step 6: Final answer
    x = 1,378,802.70

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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.