Home / 1,241,127.65-1,712,928.82-697,305.49

Finding the Fourth Proportional to 1,241,127.65, 1,712,928.82 and 697,305.49

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Solution

The fourth proportional to 1,241,127.65, 1,712,928.82 and 697,305.49 is: 962,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,127.65 : 1,712,928.82 = 697,305.49 : x
  2. Step 2: Convert to fraction form
    1,241,127.65/1,712,928.82 = 697,305.49/x
  3. Step 3: Cross multiply
    1,241,127.65x = 1,712,928.82 × 697,305.49
  4. Step 4: Simplify right side
    1,241,127.65x = 1,194,434,670,165.22
  5. Step 5: Solve for x
    x = 1,194,434,670,165.22/1,241,127.65
  6. Step 6: Final answer
    x = 962,378.58

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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.