Home / 1,333,916.39-1,999,439.66-576,114.21

Finding the Fourth Proportional to 1,333,916.39, 1,999,439.66 and 576,114.21

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Solution

The fourth proportional to 1,333,916.39, 1,999,439.66 and 576,114.21 is: 863,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,916.39 : 1,999,439.66 = 576,114.21 : x
  2. Step 2: Convert to fraction form
    1,333,916.39/1,999,439.66 = 576,114.21/x
  3. Step 3: Cross multiply
    1,333,916.39x = 1,999,439.66 × 576,114.21
  4. Step 4: Simplify right side
    1,333,916.39x = 1,151,905,597,283.00
  5. Step 5: Solve for x
    x = 1,151,905,597,283.00/1,333,916.39
  6. Step 6: Final answer
    x = 863,551.58

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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.