Home / 5,355,574.47-8,031,655.83-1,760,512.79

Finding the Fourth Proportional to 5,355,574.47, 8,031,655.83 and 1,760,512.79

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Solution

The fourth proportional to 5,355,574.47, 8,031,655.83 and 1,760,512.79 is: 2,640,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,574.47 : 8,031,655.83 = 1,760,512.79 : x
  2. Step 2: Convert to fraction form
    5,355,574.47/8,031,655.83 = 1,760,512.79/x
  3. Step 3: Cross multiply
    5,355,574.47x = 8,031,655.83 × 1,760,512.79
  4. Step 4: Simplify right side
    5,355,574.47x = 14,139,832,833,672.21
  5. Step 5: Solve for x
    x = 14,139,832,833,672.21/5,355,574.47
  6. Step 6: Final answer
    x = 2,640,208.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.