Home / 1,527,823.14-2,289,491.54-768,621.07

Finding the Fourth Proportional to 1,527,823.14, 2,289,491.54 and 768,621.07

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Solution

The fourth proportional to 1,527,823.14, 2,289,491.54 and 768,621.07 is: 1,151,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,823.14 : 2,289,491.54 = 768,621.07 : x
  2. Step 2: Convert to fraction form
    1,527,823.14/2,289,491.54 = 768,621.07/x
  3. Step 3: Cross multiply
    1,527,823.14x = 2,289,491.54 × 768,621.07
  4. Step 4: Simplify right side
    1,527,823.14x = 1,759,751,437,230.75
  5. Step 5: Solve for x
    x = 1,759,751,437,230.75/1,527,823.14
  6. Step 6: Final answer
    x = 1,151,803.11

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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.