Home / 1,018,710.64-1,405,858.62-610,878.88

Finding the Fourth Proportional to 1,018,710.64, 1,405,858.62 and 610,878.88

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Solution

The fourth proportional to 1,018,710.64, 1,405,858.62 and 610,878.88 is: 843,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,710.64 : 1,405,858.62 = 610,878.88 : x
  2. Step 2: Convert to fraction form
    1,018,710.64/1,405,858.62 = 610,878.88/x
  3. Step 3: Cross multiply
    1,018,710.64x = 1,405,858.62 × 610,878.88
  4. Step 4: Simplify right side
    1,018,710.64x = 858,809,339,223.95
  5. Step 5: Solve for x
    x = 858,809,339,223.95/1,018,710.64
  6. Step 6: Final answer
    x = 843,035.60

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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.