Home / 1,527,431.95-2,107,621.86-882,727.69

Finding the Fourth Proportional to 1,527,431.95, 2,107,621.86 and 882,727.69

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Solution

The fourth proportional to 1,527,431.95, 2,107,621.86 and 882,727.69 is: 1,218,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,431.95 : 2,107,621.86 = 882,727.69 : x
  2. Step 2: Convert to fraction form
    1,527,431.95/2,107,621.86 = 882,727.69/x
  3. Step 3: Cross multiply
    1,527,431.95x = 2,107,621.86 × 882,727.69
  4. Step 4: Simplify right side
    1,527,431.95x = 1,860,456,175,871.30
  5. Step 5: Solve for x
    x = 1,860,456,175,871.30/1,527,431.95
  6. Step 6: Final answer
    x = 1,218,028.85

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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.