Home / 1,530,667.24-2,111,614.02-986,977.68

Finding the Fourth Proportional to 1,530,667.24, 2,111,614.02 and 986,977.68

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Solution

The fourth proportional to 1,530,667.24, 2,111,614.02 and 986,977.68 is: 1,361,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,667.24 : 2,111,614.02 = 986,977.68 : x
  2. Step 2: Convert to fraction form
    1,530,667.24/2,111,614.02 = 986,977.68/x
  3. Step 3: Cross multiply
    1,530,667.24x = 2,111,614.02 × 986,977.68
  4. Step 4: Simplify right side
    1,530,667.24x = 2,084,115,906,515.07
  5. Step 5: Solve for x
    x = 2,084,115,906,515.07/1,530,667.24
  6. Step 6: Final answer
    x = 1,361,573.47

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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.