Home / 3,193,718.30-4,406,741.60-1,816,981.64

Finding the Fourth Proportional to 3,193,718.30, 4,406,741.60 and 1,816,981.64

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Solution

The fourth proportional to 3,193,718.30, 4,406,741.60 and 1,816,981.64 is: 2,507,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,718.30 : 4,406,741.60 = 1,816,981.64 : x
  2. Step 2: Convert to fraction form
    3,193,718.30/4,406,741.60 = 1,816,981.64/x
  3. Step 3: Cross multiply
    3,193,718.30x = 4,406,741.60 × 1,816,981.64
  4. Step 4: Simplify right side
    3,193,718.30x = 8,006,968,581,356.17
  5. Step 5: Solve for x
    x = 8,006,968,581,356.17/3,193,718.30
  6. Step 6: Final answer
    x = 2,507,099.19

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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.