Home / 1,618,831.02-2,233,974.24-893,679.78

Finding the Fourth Proportional to 1,618,831.02, 2,233,974.24 and 893,679.78

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Solution

The fourth proportional to 1,618,831.02, 2,233,974.24 and 893,679.78 is: 1,233,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,831.02 : 2,233,974.24 = 893,679.78 : x
  2. Step 2: Convert to fraction form
    1,618,831.02/2,233,974.24 = 893,679.78/x
  3. Step 3: Cross multiply
    1,618,831.02x = 2,233,974.24 × 893,679.78
  4. Step 4: Simplify right side
    1,618,831.02x = 1,996,457,607,328.87
  5. Step 5: Solve for x
    x = 1,996,457,607,328.87/1,618,831.02
  6. Step 6: Final answer
    x = 1,233,271.16

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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.