Home / 1,214,073.90-1,820,683.27-404,238.42

Finding the Fourth Proportional to 1,214,073.90, 1,820,683.27 and 404,238.42

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Solution

The fourth proportional to 1,214,073.90, 1,820,683.27 and 404,238.42 is: 606,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,073.90 : 1,820,683.27 = 404,238.42 : x
  2. Step 2: Convert to fraction form
    1,214,073.90/1,820,683.27 = 404,238.42/x
  3. Step 3: Cross multiply
    1,214,073.90x = 1,820,683.27 × 404,238.42
  4. Step 4: Simplify right side
    1,214,073.90x = 735,990,128,385.23
  5. Step 5: Solve for x
    x = 735,990,128,385.23/1,214,073.90
  6. Step 6: Final answer
    x = 606,215.26

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1.5x scale

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.