Home / 1,136,325.47-1,566,857.60-928,946.60

Finding the Fourth Proportional to 1,136,325.47, 1,566,857.60 and 928,946.60

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Solution

The fourth proportional to 1,136,325.47, 1,566,857.60 and 928,946.60 is: 1,280,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,325.47 : 1,566,857.60 = 928,946.60 : x
  2. Step 2: Convert to fraction form
    1,136,325.47/1,566,857.60 = 928,946.60/x
  3. Step 3: Cross multiply
    1,136,325.47x = 1,566,857.60 × 928,946.60
  4. Step 4: Simplify right side
    1,136,325.47x = 1,455,527,027,725.14
  5. Step 5: Solve for x
    x = 1,455,527,027,725.14/1,136,325.47
  6. Step 6: Final answer
    x = 1,280,906.81

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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.