Home / 1,096,411.75-1,646,109.74-616,978.31

Finding the Fourth Proportional to 1,096,411.75, 1,646,109.74 and 616,978.31

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Solution

The fourth proportional to 1,096,411.75, 1,646,109.74 and 616,978.31 is: 926,307.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,411.75 : 1,646,109.74 = 616,978.31 : x
  2. Step 2: Convert to fraction form
    1,096,411.75/1,646,109.74 = 616,978.31/x
  3. Step 3: Cross multiply
    1,096,411.75x = 1,646,109.74 × 616,978.31
  4. Step 4: Simplify right side
    1,096,411.75x = 1,015,613,998,771.64
  5. Step 5: Solve for x
    x = 1,015,613,998,771.64/1,096,411.75
  6. Step 6: Final answer
    x = 926,307.11

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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.