Home / 1,227,280.04-1,693,644.64-683,463.36

Finding the Fourth Proportional to 1,227,280.04, 1,693,644.64 and 683,463.36

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Solution

The fourth proportional to 1,227,280.04, 1,693,644.64 and 683,463.36 is: 943,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,280.04 : 1,693,644.64 = 683,463.36 : x
  2. Step 2: Convert to fraction form
    1,227,280.04/1,693,644.64 = 683,463.36/x
  3. Step 3: Cross multiply
    1,227,280.04x = 1,693,644.64 × 683,463.36
  4. Step 4: Simplify right side
    1,227,280.04x = 1,157,544,056,300.39
  5. Step 5: Solve for x
    x = 1,157,544,056,300.39/1,227,280.04
  6. Step 6: Final answer
    x = 943,178.43

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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.