Home / 3,803,945.40-5,706,779.13-2,185,461.45

Finding the Fourth Proportional to 3,803,945.40, 5,706,779.13 and 2,185,461.45

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Solution

The fourth proportional to 3,803,945.40, 5,706,779.13 and 2,185,461.45 is: 3,278,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,945.40 : 5,706,779.13 = 2,185,461.45 : x
  2. Step 2: Convert to fraction form
    3,803,945.40/5,706,779.13 = 2,185,461.45/x
  3. Step 3: Cross multiply
    3,803,945.40x = 5,706,779.13 × 2,185,461.45
  4. Step 4: Simplify right side
    3,803,945.40x = 12,471,945,792,279.54
  5. Step 5: Solve for x
    x = 12,471,945,792,279.54/3,803,945.40
  6. Step 6: Final answer
    x = 3,278,686.86

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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.