Home / 3,739,581.36-5,160,312.12-2,108,389.59

Finding the Fourth Proportional to 3,739,581.36, 5,160,312.12 and 2,108,389.59

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Solution

The fourth proportional to 3,739,581.36, 5,160,312.12 and 2,108,389.59 is: 2,909,402.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,581.36 : 5,160,312.12 = 2,108,389.59 : x
  2. Step 2: Convert to fraction form
    3,739,581.36/5,160,312.12 = 2,108,389.59/x
  3. Step 3: Cross multiply
    3,739,581.36x = 5,160,312.12 × 2,108,389.59
  4. Step 4: Simplify right side
    3,739,581.36x = 10,879,948,354,958.83
  5. Step 5: Solve for x
    x = 10,879,948,354,958.83/3,739,581.36
  6. Step 6: Final answer
    x = 2,909,402.77

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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.