Home / 3,556,361.03-5,334,541.77-860,686.70

Finding the Fourth Proportional to 3,556,361.03, 5,334,541.77 and 860,686.70

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Solution

The fourth proportional to 3,556,361.03, 5,334,541.77 and 860,686.70 is: 1,291,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,361.03 : 5,334,541.77 = 860,686.70 : x
  2. Step 2: Convert to fraction form
    3,556,361.03/5,334,541.77 = 860,686.70/x
  3. Step 3: Cross multiply
    3,556,361.03x = 5,334,541.77 × 860,686.70
  4. Step 4: Simplify right side
    3,556,361.03x = 4,591,369,125,360.75
  5. Step 5: Solve for x
    x = 4,591,369,125,360.75/3,556,361.03
  6. Step 6: Final answer
    x = 1,291,030.10

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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.