Home / 1,293,002.40-1,784,383.89-712,267.64

Finding the Fourth Proportional to 1,293,002.40, 1,784,383.89 and 712,267.64

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Solution

The fourth proportional to 1,293,002.40, 1,784,383.89 and 712,267.64 is: 982,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,002.40 : 1,784,383.89 = 712,267.64 : x
  2. Step 2: Convert to fraction form
    1,293,002.40/1,784,383.89 = 712,267.64/x
  3. Step 3: Cross multiply
    1,293,002.40x = 1,784,383.89 × 712,267.64
  4. Step 4: Simplify right side
    1,293,002.40x = 1,270,958,902,184.32
  5. Step 5: Solve for x
    x = 1,270,958,902,184.32/1,293,002.40
  6. Step 6: Final answer
    x = 982,951.70

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Why These Related Problems?

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