Home / 1,005,566.27-1,388,128.76-597,800.12

Finding the Fourth Proportional to 1,005,566.27, 1,388,128.76 and 597,800.12

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Solution

The fourth proportional to 1,005,566.27, 1,388,128.76 and 597,800.12 is: 825,230.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,566.27 : 1,388,128.76 = 597,800.12 : x
  2. Step 2: Convert to fraction form
    1,005,566.27/1,388,128.76 = 597,800.12/x
  3. Step 3: Cross multiply
    1,005,566.27x = 1,388,128.76 × 597,800.12
  4. Step 4: Simplify right side
    1,005,566.27x = 829,823,529,373.81
  5. Step 5: Solve for x
    x = 829,823,529,373.81/1,005,566.27
  6. Step 6: Final answer
    x = 825,230.08

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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.