Home / 2,626,307.76-3,938,317.44-1,395,046.20

Finding the Fourth Proportional to 2,626,307.76, 3,938,317.44 and 1,395,046.20

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Solution

The fourth proportional to 2,626,307.76, 3,938,317.44 and 1,395,046.20 is: 2,091,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,307.76 : 3,938,317.44 = 1,395,046.20 : x
  2. Step 2: Convert to fraction form
    2,626,307.76/3,938,317.44 = 1,395,046.20/x
  3. Step 3: Cross multiply
    2,626,307.76x = 3,938,317.44 × 1,395,046.20
  4. Step 4: Simplify right side
    2,626,307.76x = 5,494,134,779,065.73
  5. Step 5: Solve for x
    x = 5,494,134,779,065.73/2,626,307.76
  6. Step 6: Final answer
    x = 2,091,961.52

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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.