Home / 1,545,333.20-2,317,999.80-1,097,435.60

Finding the Fourth Proportional to 1,545,333.20, 2,317,999.80 and 1,097,435.60

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Solution

The fourth proportional to 1,545,333.20, 2,317,999.80 and 1,097,435.60 is: 1,646,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,333.20 : 2,317,999.80 = 1,097,435.60 : x
  2. Step 2: Convert to fraction form
    1,545,333.20/2,317,999.80 = 1,097,435.60/x
  3. Step 3: Cross multiply
    1,545,333.20x = 2,317,999.80 × 1,097,435.60
  4. Step 4: Simplify right side
    1,545,333.20x = 2,543,855,501,312.88
  5. Step 5: Solve for x
    x = 2,543,855,501,312.88/1,545,333.20
  6. Step 6: Final answer
    x = 1,646,153.40

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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.