Home / 1,600,647.64-2,400,085.12-654,682.66

Finding the Fourth Proportional to 1,600,647.64, 2,400,085.12 and 654,682.66

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Solution

The fourth proportional to 1,600,647.64, 2,400,085.12 and 654,682.66 is: 981,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,647.64 : 2,400,085.12 = 654,682.66 : x
  2. Step 2: Convert to fraction form
    1,600,647.64/2,400,085.12 = 654,682.66/x
  3. Step 3: Cross multiply
    1,600,647.64x = 2,400,085.12 × 654,682.66
  4. Step 4: Simplify right side
    1,600,647.64x = 1,571,294,110,588.02
  5. Step 5: Solve for x
    x = 1,571,294,110,588.02/1,600,647.64
  6. Step 6: Final answer
    x = 981,661.47

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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.