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Finding the Fourth Proportional to 1,273,989.40, 1,758,830.52 and 844,848.88

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Solution

The fourth proportional to 1,273,989.40, 1,758,830.52 and 844,848.88 is: 1,166,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,989.40 : 1,758,830.52 = 844,848.88 : x
  2. Step 2: Convert to fraction form
    1,273,989.40/1,758,830.52 = 844,848.88/x
  3. Step 3: Cross multiply
    1,273,989.40x = 1,758,830.52 × 844,848.88
  4. Step 4: Simplify right side
    1,273,989.40x = 1,485,945,994,931.82
  5. Step 5: Solve for x
    x = 1,485,945,994,931.82/1,273,989.40
  6. Step 6: Final answer
    x = 1,166,372.34

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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.