Home / 1,241,155.63-1,861,840.32-342,597.52

Finding the Fourth Proportional to 1,241,155.63, 1,861,840.32 and 342,597.52

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Solution

The fourth proportional to 1,241,155.63, 1,861,840.32 and 342,597.52 is: 513,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,155.63 : 1,861,840.32 = 342,597.52 : x
  2. Step 2: Convert to fraction form
    1,241,155.63/1,861,840.32 = 342,597.52/x
  3. Step 3: Cross multiply
    1,241,155.63x = 1,861,840.32 × 342,597.52
  4. Step 4: Simplify right side
    1,241,155.63x = 637,861,876,268.01
  5. Step 5: Solve for x
    x = 637,861,876,268.01/1,241,155.63
  6. Step 6: Final answer
    x = 513,925.78

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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.