Home / 1,143,717.14-1,578,518.62-634,583.54

Finding the Fourth Proportional to 1,143,717.14, 1,578,518.62 and 634,583.54

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Solution

The fourth proportional to 1,143,717.14, 1,578,518.62 and 634,583.54 is: 875,830.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,717.14 : 1,578,518.62 = 634,583.54 : x
  2. Step 2: Convert to fraction form
    1,143,717.14/1,578,518.62 = 634,583.54/x
  3. Step 3: Cross multiply
    1,143,717.14x = 1,578,518.62 × 634,583.54
  4. Step 4: Simplify right side
    1,143,717.14x = 1,001,701,933,835.51
  5. Step 5: Solve for x
    x = 1,001,701,933,835.51/1,143,717.14
  6. Step 6: Final answer
    x = 875,830.13

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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.