Home / 4,580,003.80-6,870,005.70-2,688,880.60

Finding the Fourth Proportional to 4,580,003.80, 6,870,005.70 and 2,688,880.60

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Solution

The fourth proportional to 4,580,003.80, 6,870,005.70 and 2,688,880.60 is: 4,033,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580,003.80 : 6,870,005.70 = 2,688,880.60 : x
  2. Step 2: Convert to fraction form
    4,580,003.80/6,870,005.70 = 2,688,880.60/x
  3. Step 3: Cross multiply
    4,580,003.80x = 6,870,005.70 × 2,688,880.60
  4. Step 4: Simplify right side
    4,580,003.80x = 18,472,625,048,619.42
  5. Step 5: Solve for x
    x = 18,472,625,048,619.42/4,580,003.80
  6. Step 6: Final answer
    x = 4,033,320.90

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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.