Home / 1,577,440.80-2,361,495.60-1,485,165.60

Finding the Fourth Proportional to 1,577,440.80, 2,361,495.60 and 1,485,165.60

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Solution

The fourth proportional to 1,577,440.80, 2,361,495.60 and 1,485,165.60 is: 2,223,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,440.80 : 2,361,495.60 = 1,485,165.60 : x
  2. Step 2: Convert to fraction form
    1,577,440.80/2,361,495.60 = 1,485,165.60/x
  3. Step 3: Cross multiply
    1,577,440.80x = 2,361,495.60 × 1,485,165.60
  4. Step 4: Simplify right side
    1,577,440.80x = 3,507,212,029,671.36
  5. Step 5: Solve for x
    x = 3,507,212,029,671.36/1,577,440.80
  6. Step 6: Final answer
    x = 2,223,355.72

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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.