Home / 1,153,814.80-1,730,203.80-443,606.80

Finding the Fourth Proportional to 1,153,814.80, 1,730,203.80 and 443,606.80

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Solution

The fourth proportional to 1,153,814.80, 1,730,203.80 and 443,606.80 is: 665,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,814.80 : 1,730,203.80 = 443,606.80 : x
  2. Step 2: Convert to fraction form
    1,153,814.80/1,730,203.80 = 443,606.80/x
  3. Step 3: Cross multiply
    1,153,814.80x = 1,730,203.80 × 443,606.80
  4. Step 4: Simplify right side
    1,153,814.80x = 767,530,171,065.84
  5. Step 5: Solve for x
    x = 767,530,171,065.84/1,153,814.80
  6. Step 6: Final answer
    x = 665,210.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.