Home / 1,184,325.76-1,634,527.68-668,185.60

Finding the Fourth Proportional to 1,184,325.76, 1,634,527.68 and 668,185.60

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Solution

The fourth proportional to 1,184,325.76, 1,634,527.68 and 668,185.60 is: 922,185.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,325.76 : 1,634,527.68 = 668,185.60 : x
  2. Step 2: Convert to fraction form
    1,184,325.76/1,634,527.68 = 668,185.60/x
  3. Step 3: Cross multiply
    1,184,325.76x = 1,634,527.68 × 668,185.60
  4. Step 4: Simplify right side
    1,184,325.76x = 1,092,167,858,577.41
  5. Step 5: Solve for x
    x = 1,092,167,858,577.41/1,184,325.76
  6. Step 6: Final answer
    x = 922,185.34

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Double scale
Find fourth proportional to 1,184,326.76, 1,634,529.06 and 668,186.60
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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.