Home / 1,821,970.63-2,514,192.85-1,006,167.16

Finding the Fourth Proportional to 1,821,970.63, 2,514,192.85 and 1,006,167.16

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Solution

The fourth proportional to 1,821,970.63, 2,514,192.85 and 1,006,167.16 is: 1,388,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,970.63 : 2,514,192.85 = 1,006,167.16 : x
  2. Step 2: Convert to fraction form
    1,821,970.63/2,514,192.85 = 1,006,167.16/x
  3. Step 3: Cross multiply
    1,821,970.63x = 2,514,192.85 × 1,006,167.16
  4. Step 4: Simplify right side
    1,821,970.63x = 2,529,698,279,576.81
  5. Step 5: Solve for x
    x = 2,529,698,279,576.81/1,821,970.63
  6. Step 6: Final answer
    x = 1,388,440.76

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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.