Home / 934,428.94-1,399,607.57-614,219.33

Finding the Fourth Proportional to 934,428.94, 1,399,607.57 and 614,219.33

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Solution

The fourth proportional to 934,428.94, 1,399,607.57 and 614,219.33 is: 919,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,428.94 : 1,399,607.57 = 614,219.33 : x
  2. Step 2: Convert to fraction form
    934,428.94/1,399,607.57 = 614,219.33/x
  3. Step 3: Cross multiply
    934,428.94x = 1,399,607.57 × 614,219.33
  4. Step 4: Simplify right side
    934,428.94x = 859,666,028,942.90
  5. Step 5: Solve for x
    x = 859,666,028,942.90/934,428.94
  6. Step 6: Final answer
    x = 919,990.80

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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.