Home / 1,166,575.05-1,749,862.58-788,661.45

Finding the Fourth Proportional to 1,166,575.05, 1,749,862.58 and 788,661.45

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Solution

The fourth proportional to 1,166,575.05, 1,749,862.58 and 788,661.45 is: 1,182,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,575.05 : 1,749,862.58 = 788,661.45 : x
  2. Step 2: Convert to fraction form
    1,166,575.05/1,749,862.58 = 788,661.45/x
  3. Step 3: Cross multiply
    1,166,575.05x = 1,749,862.58 × 788,661.45
  4. Step 4: Simplify right side
    1,166,575.05x = 1,380,049,155,700.23
  5. Step 5: Solve for x
    x = 1,380,049,155,700.23/1,166,575.05
  6. Step 6: Final answer
    x = 1,182,992.18

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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.