Home / 1,432,352.21-2,148,072.59-472,628.93

Finding the Fourth Proportional to 1,432,352.21, 2,148,072.59 and 472,628.93

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Solution

The fourth proportional to 1,432,352.21, 2,148,072.59 and 472,628.93 is: 708,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,352.21 : 2,148,072.59 = 472,628.93 : x
  2. Step 2: Convert to fraction form
    1,432,352.21/2,148,072.59 = 472,628.93/x
  3. Step 3: Cross multiply
    1,432,352.21x = 2,148,072.59 × 472,628.93
  4. Step 4: Simplify right side
    1,432,352.21x = 1,015,241,250,210.68
  5. Step 5: Solve for x
    x = 1,015,241,250,210.68/1,432,352.21
  6. Step 6: Final answer
    x = 708,793.02

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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.