Home / 1,214,071.10-1,675,298.70-670,171.79

Finding the Fourth Proportional to 1,214,071.10, 1,675,298.70 and 670,171.79

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Solution

The fourth proportional to 1,214,071.10, 1,675,298.70 and 670,171.79 is: 924,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,071.10 : 1,675,298.70 = 670,171.79 : x
  2. Step 2: Convert to fraction form
    1,214,071.10/1,675,298.70 = 670,171.79/x
  3. Step 3: Cross multiply
    1,214,071.10x = 1,675,298.70 × 670,171.79
  4. Step 4: Simplify right side
    1,214,071.10x = 1,122,737,932,751.92
  5. Step 5: Solve for x
    x = 1,122,737,932,751.92/1,214,071.10
  6. Step 6: Final answer
    x = 924,771.16

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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.