Home / 3,997,573.48-5,516,651.64-2,162,031.28

Finding the Fourth Proportional to 3,997,573.48, 5,516,651.64 and 2,162,031.28

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Solution

The fourth proportional to 3,997,573.48, 5,516,651.64 and 2,162,031.28 is: 2,983,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,573.48 : 5,516,651.64 = 2,162,031.28 : x
  2. Step 2: Convert to fraction form
    3,997,573.48/5,516,651.64 = 2,162,031.28/x
  3. Step 3: Cross multiply
    3,997,573.48x = 5,516,651.64 × 2,162,031.28
  4. Step 4: Simplify right side
    3,997,573.48x = 11,927,173,406,543.30
  5. Step 5: Solve for x
    x = 11,927,173,406,543.30/3,997,573.48
  6. Step 6: Final answer
    x = 2,983,603.29

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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.