Home / 1,381,386.15-2,072,300.67-582,785.33

Finding the Fourth Proportional to 1,381,386.15, 2,072,300.67 and 582,785.33

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Solution

The fourth proportional to 1,381,386.15, 2,072,300.67 and 582,785.33 is: 874,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,386.15 : 2,072,300.67 = 582,785.33 : x
  2. Step 2: Convert to fraction form
    1,381,386.15/2,072,300.67 = 582,785.33/x
  3. Step 3: Cross multiply
    1,381,386.15x = 2,072,300.67 × 582,785.33
  4. Step 4: Simplify right side
    1,381,386.15x = 1,207,706,419,463.67
  5. Step 5: Solve for x
    x = 1,207,706,419,463.67/1,381,386.15
  6. Step 6: Final answer
    x = 874,271.41

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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.