Home / 2,013,840.03-3,020,768.28-815,785.02

Finding the Fourth Proportional to 2,013,840.03, 3,020,768.28 and 815,785.02

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Solution

The fourth proportional to 2,013,840.03, 3,020,768.28 and 815,785.02 is: 1,223,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,840.03 : 3,020,768.28 = 815,785.02 : x
  2. Step 2: Convert to fraction form
    2,013,840.03/3,020,768.28 = 815,785.02/x
  3. Step 3: Cross multiply
    2,013,840.03x = 3,020,768.28 × 815,785.02
  4. Step 4: Simplify right side
    2,013,840.03x = 2,464,297,511,715.17
  5. Step 5: Solve for x
    x = 2,464,297,511,715.17/2,013,840.03
  6. Step 6: Final answer
    x = 1,223,680.87

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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.