Home / 1,360,295.21-2,041,721.20-712,336.49

Finding the Fourth Proportional to 1,360,295.21, 2,041,721.20 and 712,336.49

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Solution

The fourth proportional to 1,360,295.21, 2,041,721.20 and 712,336.49 is: 1,069,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,295.21 : 2,041,721.20 = 712,336.49 : x
  2. Step 2: Convert to fraction form
    1,360,295.21/2,041,721.20 = 712,336.49/x
  3. Step 3: Cross multiply
    1,360,295.21x = 2,041,721.20 × 712,336.49
  4. Step 4: Simplify right side
    1,360,295.21x = 1,454,392,505,762.52
  5. Step 5: Solve for x
    x = 1,454,392,505,762.52/1,360,295.21
  6. Step 6: Final answer
    x = 1,069,174.17

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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.