Home / 1,447,485.18-1,997,490.94-835,617.25

Finding the Fourth Proportional to 1,447,485.18, 1,997,490.94 and 835,617.25

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Solution

The fourth proportional to 1,447,485.18, 1,997,490.94 and 835,617.25 is: 1,153,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,485.18 : 1,997,490.94 = 835,617.25 : x
  2. Step 2: Convert to fraction form
    1,447,485.18/1,997,490.94 = 835,617.25/x
  3. Step 3: Cross multiply
    1,447,485.18x = 1,997,490.94 × 835,617.25
  4. Step 4: Simplify right side
    1,447,485.18x = 1,669,137,886,182.72
  5. Step 5: Solve for x
    x = 1,669,137,886,182.72/1,447,485.18
  6. Step 6: Final answer
    x = 1,153,129.52

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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.