Home / 1,072,789.85-1,480,450.54-589,386.13

Finding the Fourth Proportional to 1,072,789.85, 1,480,450.54 and 589,386.13

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Solution

The fourth proportional to 1,072,789.85, 1,480,450.54 and 589,386.13 is: 813,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,789.85 : 1,480,450.54 = 589,386.13 : x
  2. Step 2: Convert to fraction form
    1,072,789.85/1,480,450.54 = 589,386.13/x
  3. Step 3: Cross multiply
    1,072,789.85x = 1,480,450.54 × 589,386.13
  4. Step 4: Simplify right side
    1,072,789.85x = 872,557,009,252.42
  5. Step 5: Solve for x
    x = 872,557,009,252.42/1,072,789.85
  6. Step 6: Final answer
    x = 813,353.15

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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.