Home / 1,557,472.80-2,338,360.64-1,076,515.84

Finding the Fourth Proportional to 1,557,472.80, 2,338,360.64 and 1,076,515.84

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Solution

The fourth proportional to 1,557,472.80, 2,338,360.64 and 1,076,515.84 is: 1,616,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,472.80 : 2,338,360.64 = 1,076,515.84 : x
  2. Step 2: Convert to fraction form
    1,557,472.80/2,338,360.64 = 1,076,515.84/x
  3. Step 3: Cross multiply
    1,557,472.80x = 2,338,360.64 × 1,076,515.84
  4. Step 4: Simplify right side
    1,557,472.80x = 2,517,282,268,592.54
  5. Step 5: Solve for x
    x = 2,517,282,268,592.54/1,557,472.80
  6. Step 6: Final answer
    x = 1,616,260.82

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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.