Home / 1,404,475.12-1,938,161.89-759,881.17

Finding the Fourth Proportional to 1,404,475.12, 1,938,161.89 and 759,881.17

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Solution

The fourth proportional to 1,404,475.12, 1,938,161.89 and 759,881.17 is: 1,048,628.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,475.12 : 1,938,161.89 = 759,881.17 : x
  2. Step 2: Convert to fraction form
    1,404,475.12/1,938,161.89 = 759,881.17/x
  3. Step 3: Cross multiply
    1,404,475.12x = 1,938,161.89 × 759,881.17
  4. Step 4: Simplify right side
    1,404,475.12x = 1,472,772,724,622.61
  5. Step 5: Solve for x
    x = 1,472,772,724,622.61/1,404,475.12
  6. Step 6: Final answer
    x = 1,048,628.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.