Home / 1,279,089.14-1,765,096.75-706,117.01

Finding the Fourth Proportional to 1,279,089.14, 1,765,096.75 and 706,117.01

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Solution

The fourth proportional to 1,279,089.14, 1,765,096.75 and 706,117.01 is: 974,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,089.14 : 1,765,096.75 = 706,117.01 : x
  2. Step 2: Convert to fraction form
    1,279,089.14/1,765,096.75 = 706,117.01/x
  3. Step 3: Cross multiply
    1,279,089.14x = 1,765,096.75 × 706,117.01
  4. Step 4: Simplify right side
    1,279,089.14x = 1,246,364,831,527.88
  5. Step 5: Solve for x
    x = 1,246,364,831,527.88/1,279,089.14
  6. Step 6: Final answer
    x = 974,415.93

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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.