Home / 2,938,614.39-4,055,065.34-1,649,205.77

Finding the Fourth Proportional to 2,938,614.39, 4,055,065.34 and 1,649,205.77

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Solution

The fourth proportional to 2,938,614.39, 4,055,065.34 and 1,649,205.77 is: 2,275,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,614.39 : 4,055,065.34 = 1,649,205.77 : x
  2. Step 2: Convert to fraction form
    2,938,614.39/4,055,065.34 = 1,649,205.77/x
  3. Step 3: Cross multiply
    2,938,614.39x = 4,055,065.34 × 1,649,205.77
  4. Step 4: Simplify right side
    2,938,614.39x = 6,687,637,127,933.66
  5. Step 5: Solve for x
    x = 6,687,637,127,933.66/2,938,614.39
  6. Step 6: Final answer
    x = 2,275,779.07

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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.