Home / 1,663,950.47-2,296,249.97-900,002.21

Finding the Fourth Proportional to 1,663,950.47, 2,296,249.97 and 900,002.21

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Solution

The fourth proportional to 1,663,950.47, 2,296,249.97 and 900,002.21 is: 1,242,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,950.47 : 2,296,249.97 = 900,002.21 : x
  2. Step 2: Convert to fraction form
    1,663,950.47/2,296,249.97 = 900,002.21/x
  3. Step 3: Cross multiply
    1,663,950.47x = 2,296,249.97 × 900,002.21
  4. Step 4: Simplify right side
    1,663,950.47x = 2,066,630,031,731.17
  5. Step 5: Solve for x
    x = 2,066,630,031,731.17/1,663,950.47
  6. Step 6: Final answer
    x = 1,242,002.14

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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.