Home / 1,190,595.69-1,642,367.64-754,213.86

Finding the Fourth Proportional to 1,190,595.69, 1,642,367.64 and 754,213.86

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Solution

The fourth proportional to 1,190,595.69, 1,642,367.64 and 754,213.86 is: 1,040,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,595.69 : 1,642,367.64 = 754,213.86 : x
  2. Step 2: Convert to fraction form
    1,190,595.69/1,642,367.64 = 754,213.86/x
  3. Step 3: Cross multiply
    1,190,595.69x = 1,642,367.64 × 754,213.86
  4. Step 4: Simplify right side
    1,190,595.69x = 1,238,696,437,303.49
  5. Step 5: Solve for x
    x = 1,238,696,437,303.49/1,190,595.69
  6. Step 6: Final answer
    x = 1,040,400.57

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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.