Home / 3,281,577.07-4,922,365.60-885,421.70

Finding the Fourth Proportional to 3,281,577.07, 4,922,365.60 and 885,421.70

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Solution

The fourth proportional to 3,281,577.07, 4,922,365.60 and 885,421.70 is: 1,328,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,577.07 : 4,922,365.60 = 885,421.70 : x
  2. Step 2: Convert to fraction form
    3,281,577.07/4,922,365.60 = 885,421.70/x
  3. Step 3: Cross multiply
    3,281,577.07x = 4,922,365.60 × 885,421.70
  4. Step 4: Simplify right side
    3,281,577.07x = 4,358,369,303,054.05
  5. Step 5: Solve for x
    x = 4,358,369,303,054.05/3,281,577.07
  6. Step 6: Final answer
    x = 1,328,132.55

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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.