Home / 1,214,693.70-1,823,682.15-709,772.10

Finding the Fourth Proportional to 1,214,693.70, 1,823,682.15 and 709,772.10

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Solution

The fourth proportional to 1,214,693.70, 1,823,682.15 and 709,772.10 is: 1,065,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,693.70 : 1,823,682.15 = 709,772.10 : x
  2. Step 2: Convert to fraction form
    1,214,693.70/1,823,682.15 = 709,772.10/x
  3. Step 3: Cross multiply
    1,214,693.70x = 1,823,682.15 × 709,772.10
  4. Step 4: Simplify right side
    1,214,693.70x = 1,294,398,709,338.01
  5. Step 5: Solve for x
    x = 1,294,398,709,338.01/1,214,693.70
  6. Step 6: Final answer
    x = 1,065,617.37

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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.