Home / 1,691,985.35-2,537,190.71-626,741.39

Finding the Fourth Proportional to 1,691,985.35, 2,537,190.71 and 626,741.39

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Solution

The fourth proportional to 1,691,985.35, 2,537,190.71 and 626,741.39 is: 939,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,985.35 : 2,537,190.71 = 626,741.39 : x
  2. Step 2: Convert to fraction form
    1,691,985.35/2,537,190.71 = 626,741.39/x
  3. Step 3: Cross multiply
    1,691,985.35x = 2,537,190.71 × 626,741.39
  4. Step 4: Simplify right side
    1,691,985.35x = 1,590,162,432,280.49
  5. Step 5: Solve for x
    x = 1,590,162,432,280.49/1,691,985.35
  6. Step 6: Final answer
    x = 939,820.45

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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.