Home / 1,437,438.40-2,153,824.80-904,004.80

Finding the Fourth Proportional to 1,437,438.40, 2,153,824.80 and 904,004.80

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Solution

The fourth proportional to 1,437,438.40, 2,153,824.80 and 904,004.80 is: 1,354,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,438.40 : 2,153,824.80 = 904,004.80 : x
  2. Step 2: Convert to fraction form
    1,437,438.40/2,153,824.80 = 904,004.80/x
  3. Step 3: Cross multiply
    1,437,438.40x = 2,153,824.80 × 904,004.80
  4. Step 4: Simplify right side
    1,437,438.40x = 1,947,067,957,559.04
  5. Step 5: Solve for x
    x = 1,947,067,957,559.04/1,437,438.40
  6. Step 6: Final answer
    x = 1,354,540.10

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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.