Home / 1,494,746.49-2,238,748.78-694,343.67

Finding the Fourth Proportional to 1,494,746.49, 2,238,748.78 and 694,343.67

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Solution

The fourth proportional to 1,494,746.49, 2,238,748.78 and 694,343.67 is: 1,039,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,746.49 : 2,238,748.78 = 694,343.67 : x
  2. Step 2: Convert to fraction form
    1,494,746.49/2,238,748.78 = 694,343.67/x
  3. Step 3: Cross multiply
    1,494,746.49x = 2,238,748.78 × 694,343.67
  4. Step 4: Simplify right side
    1,494,746.49x = 1,554,461,044,113.22
  5. Step 5: Solve for x
    x = 1,554,461,044,113.22/1,494,746.49
  6. Step 6: Final answer
    x = 1,039,949.62

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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.