Home / 1,137,665.96-1,705,838.73-538,622.06

Finding the Fourth Proportional to 1,137,665.96, 1,705,838.73 and 538,622.06

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Solution

The fourth proportional to 1,137,665.96, 1,705,838.73 and 538,622.06 is: 807,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,665.96 : 1,705,838.73 = 538,622.06 : x
  2. Step 2: Convert to fraction form
    1,137,665.96/1,705,838.73 = 538,622.06/x
  3. Step 3: Cross multiply
    1,137,665.96x = 1,705,838.73 × 538,622.06
  4. Step 4: Simplify right side
    1,137,665.96x = 918,802,370,780.38
  5. Step 5: Solve for x
    x = 918,802,370,780.38/1,137,665.96
  6. Step 6: Final answer
    x = 807,620.52

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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.