Home / 1,681,821-2,523,710.61-709,124.29

Finding the Fourth Proportional to 1,681,821, 2,523,710.61 and 709,124.29

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Solution

The fourth proportional to 1,681,821, 2,523,710.61 and 709,124.29 is: 1,064,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,821 : 2,523,710.61 = 709,124.29 : x
  2. Step 2: Convert to fraction form
    1,681,821/2,523,710.61 = 709,124.29/x
  3. Step 3: Cross multiply
    1,681,821x = 2,523,710.61 × 709,124.29
  4. Step 4: Simplify right side
    1,681,821x = 1,789,624,494,481.72
  5. Step 5: Solve for x
    x = 1,789,624,494,481.72/1,681,821
  6. Step 6: Final answer
    x = 1,064,099.27

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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.