Home / 890,966.40-1,222,716.48-884,667.84

Finding the Fourth Proportional to 890,966.40, 1,222,716.48 and 884,667.84

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Solution

The fourth proportional to 890,966.40, 1,222,716.48 and 884,667.84 is: 1,214,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,966.40 : 1,222,716.48 = 884,667.84 : x
  2. Step 2: Convert to fraction form
    890,966.40/1,222,716.48 = 884,667.84/x
  3. Step 3: Cross multiply
    890,966.40x = 1,222,716.48 × 884,667.84
  4. Step 4: Simplify right side
    890,966.40x = 1,081,697,947,294.00
  5. Step 5: Solve for x
    x = 1,081,697,947,294.00/890,966.40
  6. Step 6: Final answer
    x = 1,214,072.66

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.