Home / 2,598,486.45-3,897,686.73-776,855.61

Finding the Fourth Proportional to 2,598,486.45, 3,897,686.73 and 776,855.61

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Solution

The fourth proportional to 2,598,486.45, 3,897,686.73 and 776,855.61 is: 1,165,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,486.45 : 3,897,686.73 = 776,855.61 : x
  2. Step 2: Convert to fraction form
    2,598,486.45/3,897,686.73 = 776,855.61/x
  3. Step 3: Cross multiply
    2,598,486.45x = 3,897,686.73 × 776,855.61
  4. Step 4: Simplify right side
    2,598,486.45x = 3,027,939,802,223.06
  5. Step 5: Solve for x
    x = 3,027,939,802,223.06/2,598,486.45
  6. Step 6: Final answer
    x = 1,165,270.58

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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.