Home / 1,620,569.18-2,430,976.79-483,242.38

Finding the Fourth Proportional to 1,620,569.18, 2,430,976.79 and 483,242.38

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Solution

The fourth proportional to 1,620,569.18, 2,430,976.79 and 483,242.38 is: 724,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,569.18 : 2,430,976.79 = 483,242.38 : x
  2. Step 2: Convert to fraction form
    1,620,569.18/2,430,976.79 = 483,242.38/x
  3. Step 3: Cross multiply
    1,620,569.18x = 2,430,976.79 × 483,242.38
  4. Step 4: Simplify right side
    1,620,569.18x = 1,174,751,004,855.02
  5. Step 5: Solve for x
    x = 1,174,751,004,855.02/1,620,569.18
  6. Step 6: Final answer
    x = 724,900.25

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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.