Home / 1,590,197.88-2,194,409.74-865,046.52

Finding the Fourth Proportional to 1,590,197.88, 2,194,409.74 and 865,046.52

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Solution

The fourth proportional to 1,590,197.88, 2,194,409.74 and 865,046.52 is: 1,193,729.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,197.88 : 2,194,409.74 = 865,046.52 : x
  2. Step 2: Convert to fraction form
    1,590,197.88/2,194,409.74 = 865,046.52/x
  3. Step 3: Cross multiply
    1,590,197.88x = 2,194,409.74 × 865,046.52
  4. Step 4: Simplify right side
    1,590,197.88x = 1,898,266,509,041.11
  5. Step 5: Solve for x
    x = 1,898,266,509,041.11/1,590,197.88
  6. Step 6: Final answer
    x = 1,193,729.74

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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.