Home / 1,540,035.24-2,309,876.40-402,907.22

Finding the Fourth Proportional to 1,540,035.24, 2,309,876.40 and 402,907.22

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Solution

The fourth proportional to 1,540,035.24, 2,309,876.40 and 402,907.22 is: 604,314.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,035.24 : 2,309,876.40 = 402,907.22 : x
  2. Step 2: Convert to fraction form
    1,540,035.24/2,309,876.40 = 402,907.22/x
  3. Step 3: Cross multiply
    1,540,035.24x = 2,309,876.40 × 402,907.22
  4. Step 4: Simplify right side
    1,540,035.24x = 930,665,867,318.23
  5. Step 5: Solve for x
    x = 930,665,867,318.23/1,540,035.24
  6. Step 6: Final answer
    x = 604,314.66

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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.