Home / 1,590,194.88-2,194,405.60-865,043.52

Finding the Fourth Proportional to 1,590,194.88, 2,194,405.60 and 865,043.52

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Solution

The fourth proportional to 1,590,194.88, 2,194,405.60 and 865,043.52 is: 1,193,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,194.88 : 2,194,405.60 = 865,043.52 : x
  2. Step 2: Convert to fraction form
    1,590,194.88/2,194,405.60 = 865,043.52/x
  3. Step 3: Cross multiply
    1,590,194.88x = 2,194,405.60 × 865,043.52
  4. Step 4: Simplify right side
    1,590,194.88x = 1,898,256,344,531.71
  5. Step 5: Solve for x
    x = 1,898,256,344,531.71/1,590,194.88
  6. Step 6: Final answer
    x = 1,193,725.60

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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.