Home / 934,428.24-1,399,606.54-614,218.63

Finding the Fourth Proportional to 934,428.24, 1,399,606.54 and 614,218.63

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Solution

The fourth proportional to 934,428.24, 1,399,606.54 and 614,218.63 is: 919,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,428.24 : 1,399,606.54 = 614,218.63 : x
  2. Step 2: Convert to fraction form
    934,428.24/1,399,606.54 = 614,218.63/x
  3. Step 3: Cross multiply
    934,428.24x = 1,399,606.54 × 614,218.63
  4. Step 4: Simplify right side
    934,428.24x = 859,664,411,537.84
  5. Step 5: Solve for x
    x = 859,664,411,537.84/934,428.24
  6. Step 6: Final answer
    x = 919,989.76

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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.