Home / 5,945,640-8,918,904.96-1,686,151.32

Finding the Fourth Proportional to 5,945,640, 8,918,904.96 and 1,686,151.32

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Solution

The fourth proportional to 5,945,640, 8,918,904.96 and 1,686,151.32 is: 2,529,353.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945,640 : 8,918,904.96 = 1,686,151.32 : x
  2. Step 2: Convert to fraction form
    5,945,640/8,918,904.96 = 1,686,151.32/x
  3. Step 3: Cross multiply
    5,945,640x = 8,918,904.96 × 1,686,151.32
  4. Step 4: Simplify right side
    5,945,640x = 15,038,623,371,258.55
  5. Step 5: Solve for x
    x = 15,038,623,371,258.55/5,945,640
  6. Step 6: Final answer
    x = 2,529,353.17

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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.