Home / 2,835,572.80-4,240,429.76-2,116,421.76

Finding the Fourth Proportional to 2,835,572.80, 4,240,429.76 and 2,116,421.76

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Solution

The fourth proportional to 2,835,572.80, 4,240,429.76 and 2,116,421.76 is: 3,164,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835,572.80 : 4,240,429.76 = 2,116,421.76 : x
  2. Step 2: Convert to fraction form
    2,835,572.80/4,240,429.76 = 2,116,421.76/x
  3. Step 3: Cross multiply
    2,835,572.80x = 4,240,429.76 × 2,116,421.76
  4. Step 4: Simplify right side
    2,835,572.80x = 8,974,537,815,815.58
  5. Step 5: Solve for x
    x = 8,974,537,815,815.58/2,835,572.80
  6. Step 6: Final answer
    x = 3,164,982.33

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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.