Home / 1,616,143.54-2,424,200.72-618,871.54

Finding the Fourth Proportional to 1,616,143.54, 2,424,200.72 and 618,871.54

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Solution

The fourth proportional to 1,616,143.54, 2,424,200.72 and 618,871.54 is: 928,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,143.54 : 2,424,200.72 = 618,871.54 : x
  2. Step 2: Convert to fraction form
    1,616,143.54/2,424,200.72 = 618,871.54/x
  3. Step 3: Cross multiply
    1,616,143.54x = 2,424,200.72 × 618,871.54
  4. Step 4: Simplify right side
    1,616,143.54x = 1,500,268,820,734.51
  5. Step 5: Solve for x
    x = 1,500,268,820,734.51/1,616,143.54
  6. Step 6: Final answer
    x = 928,301.72

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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.