Home / 1,146,936.24-1,583,210.88-764,823.60

Finding the Fourth Proportional to 1,146,936.24, 1,583,210.88 and 764,823.60

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Solution

The fourth proportional to 1,146,936.24, 1,583,210.88 and 764,823.60 is: 1,055,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,936.24 : 1,583,210.88 = 764,823.60 : x
  2. Step 2: Convert to fraction form
    1,146,936.24/1,583,210.88 = 764,823.60/x
  3. Step 3: Cross multiply
    1,146,936.24x = 1,583,210.88 × 764,823.60
  4. Step 4: Simplify right side
    1,146,936.24x = 1,210,877,044,800.77
  5. Step 5: Solve for x
    x = 1,210,877,044,800.77/1,146,936.24
  6. Step 6: Final answer
    x = 1,055,749.22

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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.