Home / 1,079,977.19-1,490,353.38-589,940.89

Finding the Fourth Proportional to 1,079,977.19, 1,490,353.38 and 589,940.89

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Solution

The fourth proportional to 1,079,977.19, 1,490,353.38 and 589,940.89 is: 814,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,977.19 : 1,490,353.38 = 589,940.89 : x
  2. Step 2: Convert to fraction form
    1,079,977.19/1,490,353.38 = 589,940.89/x
  3. Step 3: Cross multiply
    1,079,977.19x = 1,490,353.38 × 589,940.89
  4. Step 4: Simplify right side
    1,079,977.19x = 879,220,395,685.83
  5. Step 5: Solve for x
    x = 879,220,395,685.83/1,079,977.19
  6. Step 6: Final answer
    x = 814,110.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.