Home / 1,691,984.85-2,537,189.96-626,740.89

Finding the Fourth Proportional to 1,691,984.85, 2,537,189.96 and 626,740.89

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Solution

The fourth proportional to 1,691,984.85, 2,537,189.96 and 626,740.89 is: 939,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,984.85 : 2,537,189.96 = 626,740.89 : x
  2. Step 2: Convert to fraction form
    1,691,984.85/2,537,189.96 = 626,740.89/x
  3. Step 3: Cross multiply
    1,691,984.85x = 2,537,189.96 × 626,740.89
  4. Step 4: Simplify right side
    1,691,984.85x = 1,590,160,697,015.70
  5. Step 5: Solve for x
    x = 1,590,160,697,015.70/1,691,984.85
  6. Step 6: Final answer
    x = 939,819.70

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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.