Home / 2,021,859-3,031,774.36-673,547.56

Finding the Fourth Proportional to 2,021,859, 3,031,774.36 and 673,547.56

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Solution

The fourth proportional to 2,021,859, 3,031,774.36 and 673,547.56 is: 1,009,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,859 : 3,031,774.36 = 673,547.56 : x
  2. Step 2: Convert to fraction form
    2,021,859/3,031,774.36 = 673,547.56/x
  3. Step 3: Cross multiply
    2,021,859x = 3,031,774.36 × 673,547.56
  4. Step 4: Simplify right side
    2,021,859x = 2,042,044,222,648.56
  5. Step 5: Solve for x
    x = 2,042,044,222,648.56/2,021,859
  6. Step 6: Final answer
    x = 1,009,983.50

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Similar ratio
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1.5x scale

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.