Home / 1,436,829.16-2,155,243.74-637,922.92

Finding the Fourth Proportional to 1,436,829.16, 2,155,243.74 and 637,922.92

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Solution

The fourth proportional to 1,436,829.16, 2,155,243.74 and 637,922.92 is: 956,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,829.16 : 2,155,243.74 = 637,922.92 : x
  2. Step 2: Convert to fraction form
    1,436,829.16/2,155,243.74 = 637,922.92/x
  3. Step 3: Cross multiply
    1,436,829.16x = 2,155,243.74 × 637,922.92
  4. Step 4: Simplify right side
    1,436,829.16x = 1,374,879,379,932.52
  5. Step 5: Solve for x
    x = 1,374,879,379,932.52/1,436,829.16
  6. Step 6: Final answer
    x = 956,884.38

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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.