Home / 1,341,144.60-1,850,639.58-768,208.92

Finding the Fourth Proportional to 1,341,144.60, 1,850,639.58 and 768,208.92

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Solution

The fourth proportional to 1,341,144.60, 1,850,639.58 and 768,208.92 is: 1,060,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,144.60 : 1,850,639.58 = 768,208.92 : x
  2. Step 2: Convert to fraction form
    1,341,144.60/1,850,639.58 = 768,208.92/x
  3. Step 3: Cross multiply
    1,341,144.60x = 1,850,639.58 × 768,208.92
  4. Step 4: Simplify right side
    1,341,144.60x = 1,421,677,833,061.05
  5. Step 5: Solve for x
    x = 1,421,677,833,061.05/1,341,144.60
  6. Step 6: Final answer
    x = 1,060,048.14

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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.