Home / 1,545,032.51-2,132,149.46-856,752.86

Finding the Fourth Proportional to 1,545,032.51, 2,132,149.46 and 856,752.86

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Solution

The fourth proportional to 1,545,032.51, 2,132,149.46 and 856,752.86 is: 1,182,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,032.51 : 2,132,149.46 = 856,752.86 : x
  2. Step 2: Convert to fraction form
    1,545,032.51/2,132,149.46 = 856,752.86/x
  3. Step 3: Cross multiply
    1,545,032.51x = 2,132,149.46 × 856,752.86
  4. Step 4: Simplify right side
    1,545,032.51x = 1,826,725,142,472.08
  5. Step 5: Solve for x
    x = 1,826,725,142,472.08/1,545,032.51
  6. Step 6: Final answer
    x = 1,182,321.49

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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.