Home / 1,627,429.19-2,441,245.29-429,352.65

Finding the Fourth Proportional to 1,627,429.19, 2,441,245.29 and 429,352.65

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Solution

The fourth proportional to 1,627,429.19, 2,441,245.29 and 429,352.65 is: 644,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,429.19 : 2,441,245.29 = 429,352.65 : x
  2. Step 2: Convert to fraction form
    1,627,429.19/2,441,245.29 = 429,352.65/x
  3. Step 3: Cross multiply
    1,627,429.19x = 2,441,245.29 × 429,352.65
  4. Step 4: Simplify right side
    1,627,429.19x = 1,048,155,134,561.52
  5. Step 5: Solve for x
    x = 1,048,155,134,561.52/1,627,429.19
  6. Step 6: Final answer
    x = 644,055.76

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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.