Home / 1,181,345.86-1,771,977.21-371,707.98

Finding the Fourth Proportional to 1,181,345.86, 1,771,977.21 and 371,707.98

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Solution

The fourth proportional to 1,181,345.86, 1,771,977.21 and 371,707.98 is: 557,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,345.86 : 1,771,977.21 = 371,707.98 : x
  2. Step 2: Convert to fraction form
    1,181,345.86/1,771,977.21 = 371,707.98/x
  3. Step 3: Cross multiply
    1,181,345.86x = 1,771,977.21 × 371,707.98
  4. Step 4: Simplify right side
    1,181,345.86x = 658,658,069,335.14
  5. Step 5: Solve for x
    x = 658,658,069,335.14/1,181,345.86
  6. Step 6: Final answer
    x = 557,548.89

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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.