Home / 1,214,332.48-1,677,266.76-909,770.86

Finding the Fourth Proportional to 1,214,332.48, 1,677,266.76 and 909,770.86

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Solution

The fourth proportional to 1,214,332.48, 1,677,266.76 and 909,770.86 is: 1,256,598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,332.48 : 1,677,266.76 = 909,770.86 : x
  2. Step 2: Convert to fraction form
    1,214,332.48/1,677,266.76 = 909,770.86/x
  3. Step 3: Cross multiply
    1,214,332.48x = 1,677,266.76 × 909,770.86
  4. Step 4: Simplify right side
    1,214,332.48x = 1,525,928,422,694.61
  5. Step 5: Solve for x
    x = 1,525,928,422,694.61/1,214,332.48
  6. Step 6: Final answer
    x = 1,256,598.54

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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.