Home / 2,805,001.21-4,207,502.73-675,085.33

Finding the Fourth Proportional to 2,805,001.21, 4,207,502.73 and 675,085.33

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Solution

The fourth proportional to 2,805,001.21, 4,207,502.73 and 675,085.33 is: 1,012,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,001.21 : 4,207,502.73 = 675,085.33 : x
  2. Step 2: Convert to fraction form
    2,805,001.21/4,207,502.73 = 675,085.33/x
  3. Step 3: Cross multiply
    2,805,001.21x = 4,207,502.73 × 675,085.33
  4. Step 4: Simplify right side
    2,805,001.21x = 2,840,423,368,957.95
  5. Step 5: Solve for x
    x = 2,840,423,368,957.95/2,805,001.21
  6. Step 6: Final answer
    x = 1,012,628.22

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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.