Home / 2,854,645.24-3,939,047.40-1,631,030

Finding the Fourth Proportional to 2,854,645.24, 3,939,047.40 and 1,631,030

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Solution

The fourth proportional to 2,854,645.24, 3,939,047.40 and 1,631,030 is: 2,250,613.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,645.24 : 3,939,047.40 = 1,631,030 : x
  2. Step 2: Convert to fraction form
    2,854,645.24/3,939,047.40 = 1,631,030/x
  3. Step 3: Cross multiply
    2,854,645.24x = 3,939,047.40 × 1,631,030
  4. Step 4: Simplify right side
    2,854,645.24x = 6,424,704,480,822
  5. Step 5: Solve for x
    x = 6,424,704,480,822/2,854,645.24
  6. Step 6: Final answer
    x = 2,250,613.98

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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.