Home / 2,217,220.40-3,317,526.60-1,578,999.60

Finding the Fourth Proportional to 2,217,220.40, 3,317,526.60 and 1,578,999.60

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Solution

The fourth proportional to 2,217,220.40, 3,317,526.60 and 1,578,999.60 is: 2,362,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,220.40 : 3,317,526.60 = 1,578,999.60 : x
  2. Step 2: Convert to fraction form
    2,217,220.40/3,317,526.60 = 1,578,999.60/x
  3. Step 3: Cross multiply
    2,217,220.40x = 3,317,526.60 × 1,578,999.60
  4. Step 4: Simplify right side
    2,217,220.40x = 5,238,373,174,389.36
  5. Step 5: Solve for x
    x = 5,238,373,174,389.36/2,217,220.40
  6. Step 6: Final answer
    x = 2,362,585.68

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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.