Home / 1,105,054.21-1,524,838.40-697,001.93

Finding the Fourth Proportional to 1,105,054.21, 1,524,838.40 and 697,001.93

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Solution

The fourth proportional to 1,105,054.21, 1,524,838.40 and 697,001.93 is: 961,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,054.21 : 1,524,838.40 = 697,001.93 : x
  2. Step 2: Convert to fraction form
    1,105,054.21/1,524,838.40 = 697,001.93/x
  3. Step 3: Cross multiply
    1,105,054.21x = 1,524,838.40 × 697,001.93
  4. Step 4: Simplify right side
    1,105,054.21x = 1,062,815,304,960.81
  5. Step 5: Solve for x
    x = 1,062,815,304,960.81/1,105,054.21
  6. Step 6: Final answer
    x = 961,776.62

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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.