Home / 1,000,734.86-1,380,911.00-570,932.25

Finding the Fourth Proportional to 1,000,734.86, 1,380,911.00 and 570,932.25

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Solution

The fourth proportional to 1,000,734.86, 1,380,911.00 and 570,932.25 is: 787,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,734.86 : 1,380,911.00 = 570,932.25 : x
  2. Step 2: Convert to fraction form
    1,000,734.86/1,380,911.00 = 570,932.25/x
  3. Step 3: Cross multiply
    1,000,734.86x = 1,380,911.00 × 570,932.25
  4. Step 4: Simplify right side
    1,000,734.86x = 788,406,621,425.09
  5. Step 5: Solve for x
    x = 788,406,621,425.09/1,000,734.86
  6. Step 6: Final answer
    x = 787,827.68

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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.