Home / 1,018,686.63-1,405,480.94-610,639.59

Finding the Fourth Proportional to 1,018,686.63, 1,405,480.94 and 610,639.59

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Solution

The fourth proportional to 1,018,686.63, 1,405,480.94 and 610,639.59 is: 842,498.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,686.63 : 1,405,480.94 = 610,639.59 : x
  2. Step 2: Convert to fraction form
    1,018,686.63/1,405,480.94 = 610,639.59/x
  3. Step 3: Cross multiply
    1,018,686.63x = 1,405,480.94 × 610,639.59
  4. Step 4: Simplify right side
    1,018,686.63x = 858,242,304,954.42
  5. Step 5: Solve for x
    x = 858,242,304,954.42/1,018,686.63
  6. Step 6: Final answer
    x = 842,498.84

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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.