Home / 4,630,853.80-6,946,280.70-1,639,340.20

Finding the Fourth Proportional to 4,630,853.80, 6,946,280.70 and 1,639,340.20

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Solution

The fourth proportional to 4,630,853.80, 6,946,280.70 and 1,639,340.20 is: 2,459,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630,853.80 : 6,946,280.70 = 1,639,340.20 : x
  2. Step 2: Convert to fraction form
    4,630,853.80/6,946,280.70 = 1,639,340.20/x
  3. Step 3: Cross multiply
    4,630,853.80x = 6,946,280.70 × 1,639,340.20
  4. Step 4: Simplify right side
    4,630,853.80x = 11,387,317,191,994.14
  5. Step 5: Solve for x
    x = 11,387,317,191,994.14/4,630,853.80
  6. Step 6: Final answer
    x = 2,459,010.30

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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.