Home / 1,002,097-1,383,619.62-645,023.08

Finding the Fourth Proportional to 1,002,097, 1,383,619.62 and 645,023.08

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Solution

The fourth proportional to 1,002,097, 1,383,619.62 and 645,023.08 is: 890,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,097 : 1,383,619.62 = 645,023.08 : x
  2. Step 2: Convert to fraction form
    1,002,097/1,383,619.62 = 645,023.08/x
  3. Step 3: Cross multiply
    1,002,097x = 1,383,619.62 × 645,023.08
  4. Step 4: Simplify right side
    1,002,097x = 892,466,588,840.83
  5. Step 5: Solve for x
    x = 892,466,588,840.83/1,002,097
  6. Step 6: Final answer
    x = 890,599.00

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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.