Home / 1,758,548.53-2,638,237.44-1,400,074.66

Finding the Fourth Proportional to 1,758,548.53, 2,638,237.44 and 1,400,074.66

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Solution

The fourth proportional to 1,758,548.53, 2,638,237.44 and 1,400,074.66 is: 2,100,442.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,548.53 : 2,638,237.44 = 1,400,074.66 : x
  2. Step 2: Convert to fraction form
    1,758,548.53/2,638,237.44 = 1,400,074.66/x
  3. Step 3: Cross multiply
    1,758,548.53x = 2,638,237.44 × 1,400,074.66
  4. Step 4: Simplify right side
    1,758,548.53x = 3,693,729,386,807.27
  5. Step 5: Solve for x
    x = 3,693,729,386,807.27/1,758,548.53
  6. Step 6: Final answer
    x = 2,100,442.11

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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.