Home / 1,343,177.70-2,014,766.55-1,077,457.20

Finding the Fourth Proportional to 1,343,177.70, 2,014,766.55 and 1,077,457.20

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Solution

The fourth proportional to 1,343,177.70, 2,014,766.55 and 1,077,457.20 is: 1,616,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,177.70 : 2,014,766.55 = 1,077,457.20 : x
  2. Step 2: Convert to fraction form
    1,343,177.70/2,014,766.55 = 1,077,457.20/x
  3. Step 3: Cross multiply
    1,343,177.70x = 2,014,766.55 × 1,077,457.20
  4. Step 4: Simplify right side
    1,343,177.70x = 2,170,824,725,616.66
  5. Step 5: Solve for x
    x = 2,170,824,725,616.66/1,343,177.70
  6. Step 6: Final answer
    x = 1,616,185.80

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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.