Home / 1,502,056.44-2,072,143.08-1,330,149.60

Finding the Fourth Proportional to 1,502,056.44, 2,072,143.08 and 1,330,149.60

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Solution

The fourth proportional to 1,502,056.44, 2,072,143.08 and 1,330,149.60 is: 1,834,991.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,056.44 : 2,072,143.08 = 1,330,149.60 : x
  2. Step 2: Convert to fraction form
    1,502,056.44/2,072,143.08 = 1,330,149.60/x
  3. Step 3: Cross multiply
    1,502,056.44x = 2,072,143.08 × 1,330,149.60
  4. Step 4: Simplify right side
    1,502,056.44x = 2,756,260,289,004.77
  5. Step 5: Solve for x
    x = 2,756,260,289,004.77/1,502,056.44
  6. Step 6: Final answer
    x = 1,834,991.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.