Home / 1,077,627.36-1,616,336.04-437,969.43

Finding the Fourth Proportional to 1,077,627.36, 1,616,336.04 and 437,969.43

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Solution

The fourth proportional to 1,077,627.36, 1,616,336.04 and 437,969.43 is: 656,911.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,627.36 : 1,616,336.04 = 437,969.43 : x
  2. Step 2: Convert to fraction form
    1,077,627.36/1,616,336.04 = 437,969.43/x
  3. Step 3: Cross multiply
    1,077,627.36x = 1,616,336.04 × 437,969.43
  4. Step 4: Simplify right side
    1,077,627.36x = 707,905,774,127.26
  5. Step 5: Solve for x
    x = 707,905,774,127.26/1,077,627.36
  6. Step 6: Final answer
    x = 656,911.47

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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.