Home / 1,070,918.16-1,477,757.57-641,187.24

Finding the Fourth Proportional to 1,070,918.16, 1,477,757.57 and 641,187.24

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Solution

The fourth proportional to 1,070,918.16, 1,477,757.57 and 641,187.24 is: 884,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,918.16 : 1,477,757.57 = 641,187.24 : x
  2. Step 2: Convert to fraction form
    1,070,918.16/1,477,757.57 = 641,187.24/x
  3. Step 3: Cross multiply
    1,070,918.16x = 1,477,757.57 × 641,187.24
  4. Step 4: Simplify right side
    1,070,918.16x = 947,519,294,491.47
  5. Step 5: Solve for x
    x = 947,519,294,491.47/1,070,918.16
  6. Step 6: Final answer
    x = 884,772.83

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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.