Home / 1,151,798.73-1,590,057.69-716,356.44

Finding the Fourth Proportional to 1,151,798.73, 1,590,057.69 and 716,356.44

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Solution

The fourth proportional to 1,151,798.73, 1,590,057.69 and 716,356.44 is: 988,929.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,798.73 : 1,590,057.69 = 716,356.44 : x
  2. Step 2: Convert to fraction form
    1,151,798.73/1,590,057.69 = 716,356.44/x
  3. Step 3: Cross multiply
    1,151,798.73x = 1,590,057.69 × 716,356.44
  4. Step 4: Simplify right side
    1,151,798.73x = 1,139,048,063,516.69
  5. Step 5: Solve for x
    x = 1,139,048,063,516.69/1,151,798.73
  6. Step 6: Final answer
    x = 988,929.78

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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.