Home / 2,636,678-3,638,615.64-1,429,454

Finding the Fourth Proportional to 2,636,678, 3,638,615.64 and 1,429,454

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Solution

The fourth proportional to 2,636,678, 3,638,615.64 and 1,429,454 is: 1,972,646.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,678 : 3,638,615.64 = 1,429,454 : x
  2. Step 2: Convert to fraction form
    2,636,678/3,638,615.64 = 1,429,454/x
  3. Step 3: Cross multiply
    2,636,678x = 3,638,615.64 × 1,429,454
  4. Step 4: Simplify right side
    2,636,678x = 5,201,233,681,060.56
  5. Step 5: Solve for x
    x = 5,201,233,681,060.56/2,636,678
  6. Step 6: Final answer
    x = 1,972,646.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.