Home / 1,213,896.16-1,675,176.86-670,032.12

Finding the Fourth Proportional to 1,213,896.16, 1,675,176.86 and 670,032.12

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Solution

The fourth proportional to 1,213,896.16, 1,675,176.86 and 670,032.12 is: 924,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,896.16 : 1,675,176.86 = 670,032.12 : x
  2. Step 2: Convert to fraction form
    1,213,896.16/1,675,176.86 = 670,032.12/x
  3. Step 3: Cross multiply
    1,213,896.16x = 1,675,176.86 × 670,032.12
  4. Step 4: Simplify right side
    1,213,896.16x = 1,122,422,302,880.74
  5. Step 5: Solve for x
    x = 1,122,422,302,880.74/1,213,896.16
  6. Step 6: Final answer
    x = 924,644.41

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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.