Home / 1,981,004.72-2,732,516.24-1,360,510.45

Finding the Fourth Proportional to 1,981,004.72, 2,732,516.24 and 1,360,510.45

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Solution

The fourth proportional to 1,981,004.72, 2,732,516.24 and 1,360,510.45 is: 1,876,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,004.72 : 2,732,516.24 = 1,360,510.45 : x
  2. Step 2: Convert to fraction form
    1,981,004.72/2,732,516.24 = 1,360,510.45/x
  3. Step 3: Cross multiply
    1,981,004.72x = 2,732,516.24 × 1,360,510.45
  4. Step 4: Simplify right side
    1,981,004.72x = 3,717,616,904,845.37
  5. Step 5: Solve for x
    x = 3,717,616,904,845.37/1,981,004.72
  6. Step 6: Final answer
    x = 1,876,632.02

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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.