Home / 1,345,980.54-2,019,352.14-547,834.80

Finding the Fourth Proportional to 1,345,980.54, 2,019,352.14 and 547,834.80

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Solution

The fourth proportional to 1,345,980.54, 2,019,352.14 and 547,834.80 is: 821,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,980.54 : 2,019,352.14 = 547,834.80 : x
  2. Step 2: Convert to fraction form
    1,345,980.54/2,019,352.14 = 547,834.80/x
  3. Step 3: Cross multiply
    1,345,980.54x = 2,019,352.14 × 547,834.80
  4. Step 4: Simplify right side
    1,345,980.54x = 1,106,271,375,746.47
  5. Step 5: Solve for x
    x = 1,106,271,375,746.47/1,345,980.54
  6. Step 6: Final answer
    x = 821,907.41

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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.