Home / 1,048,653.51-1,571,983.76-668,507.27

Finding the Fourth Proportional to 1,048,653.51, 1,571,983.76 and 668,507.27

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Solution

The fourth proportional to 1,048,653.51, 1,571,983.76 and 668,507.27 is: 1,002,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,653.51 : 1,571,983.76 = 668,507.27 : x
  2. Step 2: Convert to fraction form
    1,048,653.51/1,571,983.76 = 668,507.27/x
  3. Step 3: Cross multiply
    1,048,653.51x = 1,571,983.76 × 668,507.27
  4. Step 4: Simplify right side
    1,048,653.51x = 1,050,882,560,679.48
  5. Step 5: Solve for x
    x = 1,050,882,560,679.48/1,048,653.51
  6. Step 6: Final answer
    x = 1,002,125.63

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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.