Home / 1,585,948.74-2,188,603.74-860,796.45

Finding the Fourth Proportional to 1,585,948.74, 2,188,603.74 and 860,796.45

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Solution

The fourth proportional to 1,585,948.74, 2,188,603.74 and 860,796.45 is: 1,187,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,948.74 : 2,188,603.74 = 860,796.45 : x
  2. Step 2: Convert to fraction form
    1,585,948.74/2,188,603.74 = 860,796.45/x
  3. Step 3: Cross multiply
    1,585,948.74x = 2,188,603.74 × 860,796.45
  4. Step 4: Simplify right side
    1,585,948.74x = 1,883,942,329,848.72
  5. Step 5: Solve for x
    x = 1,883,942,329,848.72/1,585,948.74
  6. Step 6: Final answer
    x = 1,187,896.10

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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.