Home / 1,393,024.17-2,089,536.71-919,598.81

Finding the Fourth Proportional to 1,393,024.17, 2,089,536.71 and 919,598.81

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Solution

The fourth proportional to 1,393,024.17, 2,089,536.71 and 919,598.81 is: 1,379,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,024.17 : 2,089,536.71 = 919,598.81 : x
  2. Step 2: Convert to fraction form
    1,393,024.17/2,089,536.71 = 919,598.81/x
  3. Step 3: Cross multiply
    1,393,024.17x = 2,089,536.71 × 919,598.81
  4. Step 4: Simplify right side
    1,393,024.17x = 1,921,535,456,921.64
  5. Step 5: Solve for x
    x = 1,921,535,456,921.64/1,393,024.17
  6. Step 6: Final answer
    x = 1,379,398.50

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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.