Home / 1,184,214.06-1,634,214.15-640,348.47

Finding the Fourth Proportional to 1,184,214.06, 1,634,214.15 and 640,348.47

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Solution

The fourth proportional to 1,184,214.06, 1,634,214.15 and 640,348.47 is: 883,680.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,214.06 : 1,634,214.15 = 640,348.47 : x
  2. Step 2: Convert to fraction form
    1,184,214.06/1,634,214.15 = 640,348.47/x
  3. Step 3: Cross multiply
    1,184,214.06x = 1,634,214.15 × 640,348.47
  4. Step 4: Simplify right side
    1,184,214.06x = 1,046,466,530,604.85
  5. Step 5: Solve for x
    x = 1,046,466,530,604.85/1,184,214.06
  6. Step 6: Final answer
    x = 883,680.21

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1.5x scale

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.