Home / 1,695,475.53-2,339,718.62-921,086.37

Finding the Fourth Proportional to 1,695,475.53, 2,339,718.62 and 921,086.37

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Solution

The fourth proportional to 1,695,475.53, 2,339,718.62 and 921,086.37 is: 1,271,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,475.53 : 2,339,718.62 = 921,086.37 : x
  2. Step 2: Convert to fraction form
    1,695,475.53/2,339,718.62 = 921,086.37/x
  3. Step 3: Cross multiply
    1,695,475.53x = 2,339,718.62 × 921,086.37
  4. Step 4: Simplify right side
    1,695,475.53x = 2,155,082,925,911.78
  5. Step 5: Solve for x
    x = 2,155,082,925,911.78/1,695,475.53
  6. Step 6: Final answer
    x = 1,271,078.76

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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.