Home / 2,556,088.11-3,528,575.72-2,205,835.20

Finding the Fourth Proportional to 2,556,088.11, 3,528,575.72 and 2,205,835.20

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Solution

The fourth proportional to 2,556,088.11, 3,528,575.72 and 2,205,835.20 is: 3,045,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,088.11 : 3,528,575.72 = 2,205,835.20 : x
  2. Step 2: Convert to fraction form
    2,556,088.11/3,528,575.72 = 2,205,835.20/x
  3. Step 3: Cross multiply
    2,556,088.11x = 3,528,575.72 × 2,205,835.20
  4. Step 4: Simplify right side
    2,556,088.11x = 7,783,456,518,012.17
  5. Step 5: Solve for x
    x = 7,783,456,518,012.17/2,556,088.11
  6. Step 6: Final answer
    x = 3,045,065.81

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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.