Home / 1,999,986.53-2,997,581.40-1,026,349.52

Finding the Fourth Proportional to 1,999,986.53, 2,997,581.40 and 1,026,349.52

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Solution

The fourth proportional to 1,999,986.53, 2,997,581.40 and 1,026,349.52 is: 1,538,293.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,986.53 : 2,997,581.40 = 1,026,349.52 : x
  2. Step 2: Convert to fraction form
    1,999,986.53/2,997,581.40 = 1,026,349.52/x
  3. Step 3: Cross multiply
    1,999,986.53x = 2,997,581.40 × 1,026,349.52
  4. Step 4: Simplify right side
    1,999,986.53x = 3,076,566,216,063.02
  5. Step 5: Solve for x
    x = 3,076,566,216,063.02/1,999,986.53
  6. Step 6: Final answer
    x = 1,538,293.47

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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.