Home / 2,402,609.40-3,603,914.10-1,263,814.20

Finding the Fourth Proportional to 2,402,609.40, 3,603,914.10 and 1,263,814.20

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Solution

The fourth proportional to 2,402,609.40, 3,603,914.10 and 1,263,814.20 is: 1,895,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402,609.40 : 3,603,914.10 = 1,263,814.20 : x
  2. Step 2: Convert to fraction form
    2,402,609.40/3,603,914.10 = 1,263,814.20/x
  3. Step 3: Cross multiply
    2,402,609.40x = 3,603,914.10 × 1,263,814.20
  4. Step 4: Simplify right side
    2,402,609.40x = 4,554,677,815,160.22
  5. Step 5: Solve for x
    x = 4,554,677,815,160.22/2,402,609.40
  6. Step 6: Final answer
    x = 1,895,721.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.