Home / 1,341,152.75-1,850,839.47-768,303.63

Finding the Fourth Proportional to 1,341,152.75, 1,850,839.47 and 768,303.63

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Solution

The fourth proportional to 1,341,152.75, 1,850,839.47 and 768,303.63 is: 1,060,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,152.75 : 1,850,839.47 = 768,303.63 : x
  2. Step 2: Convert to fraction form
    1,341,152.75/1,850,839.47 = 768,303.63/x
  3. Step 3: Cross multiply
    1,341,152.75x = 1,850,839.47 × 768,303.63
  4. Step 4: Simplify right side
    1,341,152.75x = 1,422,006,683,348.28
  5. Step 5: Solve for x
    x = 1,422,006,683,348.28/1,341,152.75
  6. Step 6: Final answer
    x = 1,060,286.90

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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.