Home / 1,218,509.94-1,828,324.86-460,614.60

Finding the Fourth Proportional to 1,218,509.94, 1,828,324.86 and 460,614.60

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Solution

The fourth proportional to 1,218,509.94, 1,828,324.86 and 460,614.60 is: 691,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,509.94 : 1,828,324.86 = 460,614.60 : x
  2. Step 2: Convert to fraction form
    1,218,509.94/1,828,324.86 = 460,614.60/x
  3. Step 3: Cross multiply
    1,218,509.94x = 1,828,324.86 × 460,614.60
  4. Step 4: Simplify right side
    1,218,509.94x = 842,153,124,058.96
  5. Step 5: Solve for x
    x = 842,153,124,058.96/1,218,509.94
  6. Step 6: Final answer
    x = 691,133.57

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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.