Home / 1,893,447.74-2,611,184.21-1,507,537.07

Finding the Fourth Proportional to 1,893,447.74, 2,611,184.21 and 1,507,537.07

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Solution

The fourth proportional to 1,893,447.74, 2,611,184.21 and 1,507,537.07 is: 2,078,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,447.74 : 2,611,184.21 = 1,507,537.07 : x
  2. Step 2: Convert to fraction form
    1,893,447.74/2,611,184.21 = 1,507,537.07/x
  3. Step 3: Cross multiply
    1,893,447.74x = 2,611,184.21 × 1,507,537.07
  4. Step 4: Simplify right side
    1,893,447.74x = 3,936,456,972,580.06
  5. Step 5: Solve for x
    x = 3,936,456,972,580.06/1,893,447.74
  6. Step 6: Final answer
    x = 2,078,988.98

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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.