Home / 3,428,554.09-4,731,457.97-1,879,957.16

Finding the Fourth Proportional to 3,428,554.09, 4,731,457.97 and 1,879,957.16

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Solution

The fourth proportional to 3,428,554.09, 4,731,457.97 and 1,879,957.16 is: 2,594,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,554.09 : 4,731,457.97 = 1,879,957.16 : x
  2. Step 2: Convert to fraction form
    3,428,554.09/4,731,457.97 = 1,879,957.16/x
  3. Step 3: Cross multiply
    3,428,554.09x = 4,731,457.97 × 1,879,957.16
  4. Step 4: Simplify right side
    3,428,554.09x = 8,894,938,296,023.11
  5. Step 5: Solve for x
    x = 8,894,938,296,023.11/3,428,554.09
  6. Step 6: Final answer
    x = 2,594,370.12

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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.