Home / 1,628,222.88-2,440,594.08-869,596.32

Finding the Fourth Proportional to 1,628,222.88, 2,440,594.08 and 869,596.32

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Solution

The fourth proportional to 1,628,222.88, 2,440,594.08 and 869,596.32 is: 1,303,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,222.88 : 2,440,594.08 = 869,596.32 : x
  2. Step 2: Convert to fraction form
    1,628,222.88/2,440,594.08 = 869,596.32/x
  3. Step 3: Cross multiply
    1,628,222.88x = 2,440,594.08 × 869,596.32
  4. Step 4: Simplify right side
    1,628,222.88x = 2,122,331,630,581.79
  5. Step 5: Solve for x
    x = 2,122,331,630,581.79/1,628,222.88
  6. Step 6: Final answer
    x = 1,303,465.06

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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.