Home / 1,433,341.76-2,149,934.88-435,992

Finding the Fourth Proportional to 1,433,341.76, 2,149,934.88 and 435,992

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Solution

The fourth proportional to 1,433,341.76, 2,149,934.88 and 435,992 is: 653,964.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,341.76 : 2,149,934.88 = 435,992 : x
  2. Step 2: Convert to fraction form
    1,433,341.76/2,149,934.88 = 435,992/x
  3. Step 3: Cross multiply
    1,433,341.76x = 2,149,934.88 × 435,992
  4. Step 4: Simplify right side
    1,433,341.76x = 937,354,408,200.96
  5. Step 5: Solve for x
    x = 937,354,408,200.96/1,433,341.76
  6. Step 6: Final answer
    x = 653,964.35

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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.