Home / 3,222,543.39-4,447,021.10-1,772,238.69

Finding the Fourth Proportional to 3,222,543.39, 4,447,021.10 and 1,772,238.69

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Solution

The fourth proportional to 3,222,543.39, 4,447,021.10 and 1,772,238.69 is: 2,445,640.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,543.39 : 4,447,021.10 = 1,772,238.69 : x
  2. Step 2: Convert to fraction form
    3,222,543.39/4,447,021.10 = 1,772,238.69/x
  3. Step 3: Cross multiply
    3,222,543.39x = 4,447,021.10 × 1,772,238.69
  4. Step 4: Simplify right side
    3,222,543.39x = 7,881,182,839,805.17
  5. Step 5: Solve for x
    x = 7,881,182,839,805.17/3,222,543.39
  6. Step 6: Final answer
    x = 2,445,640.57

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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.