Home / 2,801,389.05-4,202,083.58-2,402,808.30

Finding the Fourth Proportional to 2,801,389.05, 4,202,083.58 and 2,402,808.30

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Solution

The fourth proportional to 2,801,389.05, 4,202,083.58 and 2,402,808.30 is: 3,604,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,389.05 : 4,202,083.58 = 2,402,808.30 : x
  2. Step 2: Convert to fraction form
    2,801,389.05/4,202,083.58 = 2,402,808.30/x
  3. Step 3: Cross multiply
    2,801,389.05x = 4,202,083.58 × 2,402,808.30
  4. Step 4: Simplify right side
    2,801,389.05x = 10,096,801,291,303.67
  5. Step 5: Solve for x
    x = 10,096,801,291,303.67/2,801,389.05
  6. Step 6: Final answer
    x = 3,604,212.45

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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.