Home / 4,870,890.80-7,306,336.20-2,976,657.20

Finding the Fourth Proportional to 4,870,890.80, 7,306,336.20 and 2,976,657.20

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Solution

The fourth proportional to 4,870,890.80, 7,306,336.20 and 2,976,657.20 is: 4,464,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,890.80 : 7,306,336.20 = 2,976,657.20 : x
  2. Step 2: Convert to fraction form
    4,870,890.80/7,306,336.20 = 2,976,657.20/x
  3. Step 3: Cross multiply
    4,870,890.80x = 7,306,336.20 × 2,976,657.20
  4. Step 4: Simplify right side
    4,870,890.80x = 21,748,458,255,350.64
  5. Step 5: Solve for x
    x = 21,748,458,255,350.64/4,870,890.80
  6. Step 6: Final answer
    x = 4,464,985.80

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1.5x scale

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.