Home / 1,556,371.84-2,147,826-877,308.16

Finding the Fourth Proportional to 1,556,371.84, 2,147,826 and 877,308.16

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Solution

The fourth proportional to 1,556,371.84, 2,147,826 and 877,308.16 is: 1,210,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,371.84 : 2,147,826 = 877,308.16 : x
  2. Step 2: Convert to fraction form
    1,556,371.84/2,147,826 = 877,308.16/x
  3. Step 3: Cross multiply
    1,556,371.84x = 2,147,826 × 877,308.16
  4. Step 4: Simplify right side
    1,556,371.84x = 1,884,305,276,060.16
  5. Step 5: Solve for x
    x = 1,884,305,276,060.16/1,556,371.84
  6. Step 6: Final answer
    x = 1,210,703.78

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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.