Home / 1,421,669.01-2,132,613.69-475,043.07

Finding the Fourth Proportional to 1,421,669.01, 2,132,613.69 and 475,043.07

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Solution

The fourth proportional to 1,421,669.01, 2,132,613.69 and 475,043.07 is: 712,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,669.01 : 2,132,613.69 = 475,043.07 : x
  2. Step 2: Convert to fraction form
    1,421,669.01/2,132,613.69 = 475,043.07/x
  3. Step 3: Cross multiply
    1,421,669.01x = 2,132,613.69 × 475,043.07
  4. Step 4: Simplify right side
    1,421,669.01x = 1,013,083,354,421.63
  5. Step 5: Solve for x
    x = 1,013,083,354,421.63/1,421,669.01
  6. Step 6: Final answer
    x = 712,601.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.