Home / 1,330,511.16-1,836,107.16-757,551.60

Finding the Fourth Proportional to 1,330,511.16, 1,836,107.16 and 757,551.60

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Solution

The fourth proportional to 1,330,511.16, 1,836,107.16 and 757,551.60 is: 1,045,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,511.16 : 1,836,107.16 = 757,551.60 : x
  2. Step 2: Convert to fraction form
    1,330,511.16/1,836,107.16 = 757,551.60/x
  3. Step 3: Cross multiply
    1,330,511.16x = 1,836,107.16 × 757,551.60
  4. Step 4: Simplify right side
    1,330,511.16x = 1,390,945,916,829.46
  5. Step 5: Solve for x
    x = 1,390,945,916,829.46/1,330,511.16
  6. Step 6: Final answer
    x = 1,045,422.21

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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.