Home / 1,104,578.40-1,657,256.40-543,237.60

Finding the Fourth Proportional to 1,104,578.40, 1,657,256.40 and 543,237.60

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Solution

The fourth proportional to 1,104,578.40, 1,657,256.40 and 543,237.60 is: 815,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,578.40 : 1,657,256.40 = 543,237.60 : x
  2. Step 2: Convert to fraction form
    1,104,578.40/1,657,256.40 = 543,237.60/x
  3. Step 3: Cross multiply
    1,104,578.40x = 1,657,256.40 × 543,237.60
  4. Step 4: Simplify right side
    1,104,578.40x = 900,283,989,320.64
  5. Step 5: Solve for x
    x = 900,283,989,320.64/1,104,578.40
  6. Step 6: Final answer
    x = 815,047.61

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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.