Home / 1,337,170.12-2,003,869.18-738,400.84

Finding the Fourth Proportional to 1,337,170.12, 2,003,869.18 and 738,400.84

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Solution

The fourth proportional to 1,337,170.12, 2,003,869.18 and 738,400.84 is: 1,106,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,170.12 : 2,003,869.18 = 738,400.84 : x
  2. Step 2: Convert to fraction form
    1,337,170.12/2,003,869.18 = 738,400.84/x
  3. Step 3: Cross multiply
    1,337,170.12x = 2,003,869.18 × 738,400.84
  4. Step 4: Simplify right side
    1,337,170.12x = 1,479,658,685,762.11
  5. Step 5: Solve for x
    x = 1,479,658,685,762.11/1,337,170.12
  6. Step 6: Final answer
    x = 1,106,559.79

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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.