Home / 1,795,880.93-2,478,373.66-1,021,491.86

Finding the Fourth Proportional to 1,795,880.93, 2,478,373.66 and 1,021,491.86

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Solution

The fourth proportional to 1,795,880.93, 2,478,373.66 and 1,021,491.86 is: 1,409,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,880.93 : 2,478,373.66 = 1,021,491.86 : x
  2. Step 2: Convert to fraction form
    1,795,880.93/2,478,373.66 = 1,021,491.86/x
  3. Step 3: Cross multiply
    1,795,880.93x = 2,478,373.66 × 1,021,491.86
  4. Step 4: Simplify right side
    1,795,880.93x = 2,531,638,519,728.41
  5. Step 5: Solve for x
    x = 2,531,638,519,728.41/1,795,880.93
  6. Step 6: Final answer
    x = 1,409,691.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.