Home / 1,556,407.62-2,147,823.27-877,344.12

Finding the Fourth Proportional to 1,556,407.62, 2,147,823.27 and 877,344.12

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Solution

The fourth proportional to 1,556,407.62, 2,147,823.27 and 877,344.12 is: 1,210,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,407.62 : 2,147,823.27 = 877,344.12 : x
  2. Step 2: Convert to fraction form
    1,556,407.62/2,147,823.27 = 877,344.12/x
  3. Step 3: Cross multiply
    1,556,407.62x = 2,147,823.27 × 877,344.12
  4. Step 4: Simplify right side
    1,556,407.62x = 1,884,380,116,733.67
  5. Step 5: Solve for x
    x = 1,884,380,116,733.67/1,556,407.62
  6. Step 6: Final answer
    x = 1,210,724.04

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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.