Home / 1,213,975.01-1,675,285.85-670,111.16

Finding the Fourth Proportional to 1,213,975.01, 1,675,285.85 and 670,111.16

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Solution

The fourth proportional to 1,213,975.01, 1,675,285.85 and 670,111.16 is: 924,753.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,975.01 : 1,675,285.85 = 670,111.16 : x
  2. Step 2: Convert to fraction form
    1,213,975.01/1,675,285.85 = 670,111.16/x
  3. Step 3: Cross multiply
    1,213,975.01x = 1,675,285.85 × 670,111.16
  4. Step 4: Simplify right side
    1,213,975.01x = 1,122,627,744,275.09
  5. Step 5: Solve for x
    x = 1,122,627,744,275.09/1,213,975.01
  6. Step 6: Final answer
    x = 924,753.59

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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.