Home / 849,181.56-1,171,678.14-619,863.81

Finding the Fourth Proportional to 849,181.56, 1,171,678.14 and 619,863.81

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Solution

The fourth proportional to 849,181.56, 1,171,678.14 and 619,863.81 is: 855,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,181.56 : 1,171,678.14 = 619,863.81 : x
  2. Step 2: Convert to fraction form
    849,181.56/1,171,678.14 = 619,863.81/x
  3. Step 3: Cross multiply
    849,181.56x = 1,171,678.14 × 619,863.81
  4. Step 4: Simplify right side
    849,181.56x = 726,280,875,954.11
  5. Step 5: Solve for x
    x = 726,280,875,954.11/849,181.56
  6. Step 6: Final answer
    x = 855,271.61

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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.