Home / 2,013,012.90-2,778,034.26-1,153,738.98

Finding the Fourth Proportional to 2,013,012.90, 2,778,034.26 and 1,153,738.98

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Solution

The fourth proportional to 2,013,012.90, 2,778,034.26 and 1,153,738.98 is: 1,592,203.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,012.90 : 2,778,034.26 = 1,153,738.98 : x
  2. Step 2: Convert to fraction form
    2,013,012.90/2,778,034.26 = 1,153,738.98/x
  3. Step 3: Cross multiply
    2,013,012.90x = 2,778,034.26 × 1,153,738.98
  4. Step 4: Simplify right side
    2,013,012.90x = 3,205,126,413,537.45
  5. Step 5: Solve for x
    x = 3,205,126,413,537.45/2,013,012.90
  6. Step 6: Final answer
    x = 1,592,203.61

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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.