Home / 1,294,085.54-1,941,128.40-395,529.86

Finding the Fourth Proportional to 1,294,085.54, 1,941,128.40 and 395,529.86

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Solution

The fourth proportional to 1,294,085.54, 1,941,128.40 and 395,529.86 is: 593,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,085.54 : 1,941,128.40 = 395,529.86 : x
  2. Step 2: Convert to fraction form
    1,294,085.54/1,941,128.40 = 395,529.86/x
  3. Step 3: Cross multiply
    1,294,085.54x = 1,941,128.40 × 395,529.86
  4. Step 4: Simplify right side
    1,294,085.54x = 767,774,244,294.02
  5. Step 5: Solve for x
    x = 767,774,244,294.02/1,294,085.54
  6. Step 6: Final answer
    x = 593,294.82

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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.