Home / 3,460,680.18-5,188,209.90-1,440,436.32

Finding the Fourth Proportional to 3,460,680.18, 5,188,209.90 and 1,440,436.32

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Solution

The fourth proportional to 3,460,680.18, 5,188,209.90 and 1,440,436.32 is: 2,159,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,680.18 : 5,188,209.90 = 1,440,436.32 : x
  2. Step 2: Convert to fraction form
    3,460,680.18/5,188,209.90 = 1,440,436.32/x
  3. Step 3: Cross multiply
    3,460,680.18x = 5,188,209.90 × 1,440,436.32
  4. Step 4: Simplify right side
    3,460,680.18x = 7,473,285,975,743.57
  5. Step 5: Solve for x
    x = 7,473,285,975,743.57/3,460,680.18
  6. Step 6: Final answer
    x = 2,159,484.72

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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.