Home / 1,127,889.16-1,556,487.40-611,642.90

Finding the Fourth Proportional to 1,127,889.16, 1,556,487.40 and 611,642.90

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Solution

The fourth proportional to 1,127,889.16, 1,556,487.40 and 611,642.90 is: 844,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,889.16 : 1,556,487.40 = 611,642.90 : x
  2. Step 2: Convert to fraction form
    1,127,889.16/1,556,487.40 = 611,642.90/x
  3. Step 3: Cross multiply
    1,127,889.16x = 1,556,487.40 × 611,642.90
  4. Step 4: Simplify right side
    1,127,889.16x = 952,014,467,149.46
  5. Step 5: Solve for x
    x = 952,014,467,149.46/1,127,889.16
  6. Step 6: Final answer
    x = 844,067.40

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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.