Home / 2,108,671.65-2,909,962.80-1,141,804.80

Finding the Fourth Proportional to 2,108,671.65, 2,909,962.80 and 1,141,804.80

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Solution

The fourth proportional to 2,108,671.65, 2,909,962.80 and 1,141,804.80 is: 1,575,688.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,671.65 : 2,909,962.80 = 1,141,804.80 : x
  2. Step 2: Convert to fraction form
    2,108,671.65/2,909,962.80 = 1,141,804.80/x
  3. Step 3: Cross multiply
    2,108,671.65x = 2,909,962.80 × 1,141,804.80
  4. Step 4: Simplify right side
    2,108,671.65x = 3,322,609,492,861.44
  5. Step 5: Solve for x
    x = 3,322,609,492,861.44/2,108,671.65
  6. Step 6: Final answer
    x = 1,575,688.42

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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.