Home / 1,151,433.65-1,726,411.38-477,979.80

Finding the Fourth Proportional to 1,151,433.65, 1,726,411.38 and 477,979.80

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Solution

The fourth proportional to 1,151,433.65, 1,726,411.38 and 477,979.80 is: 716,662.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,433.65 : 1,726,411.38 = 477,979.80 : x
  2. Step 2: Convert to fraction form
    1,151,433.65/1,726,411.38 = 477,979.80/x
  3. Step 3: Cross multiply
    1,151,433.65x = 1,726,411.38 × 477,979.80
  4. Step 4: Simplify right side
    1,151,433.65x = 825,189,766,130.12
  5. Step 5: Solve for x
    x = 825,189,766,130.12/1,151,433.65
  6. Step 6: Final answer
    x = 716,662.89

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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.