Home / 1,679,863.60-2,519,795.40-614,940.40

Finding the Fourth Proportional to 1,679,863.60, 2,519,795.40 and 614,940.40

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Solution

The fourth proportional to 1,679,863.60, 2,519,795.40 and 614,940.40 is: 922,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,863.60 : 2,519,795.40 = 614,940.40 : x
  2. Step 2: Convert to fraction form
    1,679,863.60/2,519,795.40 = 614,940.40/x
  3. Step 3: Cross multiply
    1,679,863.60x = 2,519,795.40 × 614,940.40
  4. Step 4: Simplify right side
    1,679,863.60x = 1,549,523,991,194.16
  5. Step 5: Solve for x
    x = 1,549,523,991,194.16/1,679,863.60
  6. Step 6: Final answer
    x = 922,410.60

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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.