Home / 1,695,623.94-2,340,003.21-921,255.03

Finding the Fourth Proportional to 1,695,623.94, 2,340,003.21 and 921,255.03

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Solution

The fourth proportional to 1,695,623.94, 2,340,003.21 and 921,255.03 is: 1,271,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,623.94 : 2,340,003.21 = 921,255.03 : x
  2. Step 2: Convert to fraction form
    1,695,623.94/2,340,003.21 = 921,255.03/x
  3. Step 3: Cross multiply
    1,695,623.94x = 2,340,003.21 × 921,255.03
  4. Step 4: Simplify right side
    1,695,623.94x = 2,155,739,727,428.65
  5. Step 5: Solve for x
    x = 2,155,739,727,428.65/1,695,623.94
  6. Step 6: Final answer
    x = 1,271,354.85

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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.