Home / 2,500,543.35-3,450,749.18-1,354,623.39

Finding the Fourth Proportional to 2,500,543.35, 3,450,749.18 and 1,354,623.39

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Solution

The fourth proportional to 2,500,543.35, 3,450,749.18 and 1,354,623.39 is: 1,869,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,543.35 : 3,450,749.18 = 1,354,623.39 : x
  2. Step 2: Convert to fraction form
    2,500,543.35/3,450,749.18 = 1,354,623.39/x
  3. Step 3: Cross multiply
    2,500,543.35x = 3,450,749.18 × 1,354,623.39
  4. Step 4: Simplify right side
    2,500,543.35x = 4,674,465,545,478.20
  5. Step 5: Solve for x
    x = 4,674,465,545,478.20/2,500,543.35
  6. Step 6: Final answer
    x = 1,869,379.93

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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.