Home / 1,143,866.16-1,578,537.16-634,568.54

Finding the Fourth Proportional to 1,143,866.16, 1,578,537.16 and 634,568.54

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Solution

The fourth proportional to 1,143,866.16, 1,578,537.16 and 634,568.54 is: 875,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,866.16 : 1,578,537.16 = 634,568.54 : x
  2. Step 2: Convert to fraction form
    1,143,866.16/1,578,537.16 = 634,568.54/x
  3. Step 3: Cross multiply
    1,143,866.16x = 1,578,537.16 × 634,568.54
  4. Step 4: Simplify right side
    1,143,866.16x = 1,001,690,020,956.95
  5. Step 5: Solve for x
    x = 1,001,690,020,956.95/1,143,866.16
  6. Step 6: Final answer
    x = 875,705.62

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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.