Home / 1,556,993.22-2,148,651.01-877,929.86

Finding the Fourth Proportional to 1,556,993.22, 2,148,651.01 and 877,929.86

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Solution

The fourth proportional to 1,556,993.22, 2,148,651.01 and 877,929.86 is: 1,211,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,993.22 : 2,148,651.01 = 877,929.86 : x
  2. Step 2: Convert to fraction form
    1,556,993.22/2,148,651.01 = 877,929.86/x
  3. Step 3: Cross multiply
    1,556,993.22x = 2,148,651.01 × 877,929.86
  4. Step 4: Simplify right side
    1,556,993.22x = 1,886,364,880,398.16
  5. Step 5: Solve for x
    x = 1,886,364,880,398.16/1,556,993.22
  6. Step 6: Final answer
    x = 1,211,543.41

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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.