Home / 1,212,720.54-1,820,342.50-893,233.14

Finding the Fourth Proportional to 1,212,720.54, 1,820,342.50 and 893,233.14

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Solution

The fourth proportional to 1,212,720.54, 1,820,342.50 and 893,233.14 is: 1,340,779.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,720.54 : 1,820,342.50 = 893,233.14 : x
  2. Step 2: Convert to fraction form
    1,212,720.54/1,820,342.50 = 893,233.14/x
  3. Step 3: Cross multiply
    1,212,720.54x = 1,820,342.50 × 893,233.14
  4. Step 4: Simplify right side
    1,212,720.54x = 1,625,990,247,150.45
  5. Step 5: Solve for x
    x = 1,625,990,247,150.45/1,212,720.54
  6. Step 6: Final answer
    x = 1,340,779.01

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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.