Home / 1,111,461.30-1,533,818.12-602,163.68

Finding the Fourth Proportional to 1,111,461.30, 1,533,818.12 and 602,163.68

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Solution

The fourth proportional to 1,111,461.30, 1,533,818.12 and 602,163.68 is: 830,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,461.30 : 1,533,818.12 = 602,163.68 : x
  2. Step 2: Convert to fraction form
    1,111,461.30/1,533,818.12 = 602,163.68/x
  3. Step 3: Cross multiply
    1,111,461.30x = 1,533,818.12 × 602,163.68
  4. Step 4: Simplify right side
    1,111,461.30x = 923,609,563,589.88
  5. Step 5: Solve for x
    x = 923,609,563,589.88/1,111,461.30
  6. Step 6: Final answer
    x = 830,986.71

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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.