Home / 1,437,640.40-2,156,460.60-1,157,704.40

Finding the Fourth Proportional to 1,437,640.40, 2,156,460.60 and 1,157,704.40

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Solution

The fourth proportional to 1,437,640.40, 2,156,460.60 and 1,157,704.40 is: 1,736,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,640.40 : 2,156,460.60 = 1,157,704.40 : x
  2. Step 2: Convert to fraction form
    1,437,640.40/2,156,460.60 = 1,157,704.40/x
  3. Step 3: Cross multiply
    1,437,640.40x = 2,156,460.60 × 1,157,704.40
  4. Step 4: Simplify right side
    1,437,640.40x = 2,496,543,925,046.64
  5. Step 5: Solve for x
    x = 2,496,543,925,046.64/1,437,640.40
  6. Step 6: Final answer
    x = 1,736,556.60

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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.