Home / 1,528,581.42-2,292,869.43-406,650.42

Finding the Fourth Proportional to 1,528,581.42, 2,292,869.43 and 406,650.42

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Solution

The fourth proportional to 1,528,581.42, 2,292,869.43 and 406,650.42 is: 609,974.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,581.42 : 2,292,869.43 = 406,650.42 : x
  2. Step 2: Convert to fraction form
    1,528,581.42/2,292,869.43 = 406,650.42/x
  3. Step 3: Cross multiply
    1,528,581.42x = 2,292,869.43 × 406,650.42
  4. Step 4: Simplify right side
    1,528,581.42x = 932,396,316,714.66
  5. Step 5: Solve for x
    x = 932,396,316,714.66/1,528,581.42
  6. Step 6: Final answer
    x = 609,974.91

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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.