Home / 946,754.67-1,420,837.34-694,686.51

Finding the Fourth Proportional to 946,754.67, 1,420,837.34 and 694,686.51

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Solution

The fourth proportional to 946,754.67, 1,420,837.34 and 694,686.51 is: 1,042,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,754.67 : 1,420,837.34 = 694,686.51 : x
  2. Step 2: Convert to fraction form
    946,754.67/1,420,837.34 = 694,686.51/x
  3. Step 3: Cross multiply
    946,754.67x = 1,420,837.34 × 694,686.51
  4. Step 4: Simplify right side
    946,754.67x = 987,036,533,002.28
  5. Step 5: Solve for x
    x = 987,036,533,002.28/946,754.67
  6. Step 6: Final answer
    x = 1,042,547.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.