Home / 1,337,436.16-1,845,661.68-764,488.67

Finding the Fourth Proportional to 1,337,436.16, 1,845,661.68 and 764,488.67

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Solution

The fourth proportional to 1,337,436.16, 1,845,661.68 and 764,488.67 is: 1,054,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,436.16 : 1,845,661.68 = 764,488.67 : x
  2. Step 2: Convert to fraction form
    1,337,436.16/1,845,661.68 = 764,488.67/x
  3. Step 3: Cross multiply
    1,337,436.16x = 1,845,661.68 × 764,488.67
  4. Step 4: Simplify right side
    1,337,436.16x = 1,410,987,433,784.86
  5. Step 5: Solve for x
    x = 1,410,987,433,784.86/1,337,436.16
  6. Step 6: Final answer
    x = 1,054,994.23

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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.