Home / 2,013,845.16-3,020,775.87-815,790.36

Finding the Fourth Proportional to 2,013,845.16, 3,020,775.87 and 815,790.36

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Solution

The fourth proportional to 2,013,845.16, 3,020,775.87 and 815,790.36 is: 1,223,688.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,845.16 : 3,020,775.87 = 815,790.36 : x
  2. Step 2: Convert to fraction form
    2,013,845.16/3,020,775.87 = 815,790.36/x
  3. Step 3: Cross multiply
    2,013,845.16x = 3,020,775.87 × 815,790.36
  4. Step 4: Simplify right side
    2,013,845.16x = 2,464,319,834,466.61
  5. Step 5: Solve for x
    x = 2,464,319,834,466.61/2,013,845.16
  6. Step 6: Final answer
    x = 1,223,688.83

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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.