Home / 1,556,285.12-2,334,450.72-434,360

Finding the Fourth Proportional to 1,556,285.12, 2,334,450.72 and 434,360

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Solution

The fourth proportional to 1,556,285.12, 2,334,450.72 and 434,360 is: 651,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,285.12 : 2,334,450.72 = 434,360 : x
  2. Step 2: Convert to fraction form
    1,556,285.12/2,334,450.72 = 434,360/x
  3. Step 3: Cross multiply
    1,556,285.12x = 2,334,450.72 × 434,360
  4. Step 4: Simplify right side
    1,556,285.12x = 1,013,992,014,739.20
  5. Step 5: Solve for x
    x = 1,013,992,014,739.20/1,556,285.12
  6. Step 6: Final answer
    x = 651,546.43

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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.