Home / 4,621,555.28-6,375,597.12-2,990,489.18

Finding the Fourth Proportional to 4,621,555.28, 6,375,597.12 and 2,990,489.18

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Solution

The fourth proportional to 4,621,555.28, 6,375,597.12 and 2,990,489.18 is: 4,125,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621,555.28 : 6,375,597.12 = 2,990,489.18 : x
  2. Step 2: Convert to fraction form
    4,621,555.28/6,375,597.12 = 2,990,489.18/x
  3. Step 3: Cross multiply
    4,621,555.28x = 6,375,597.12 × 2,990,489.18
  4. Step 4: Simplify right side
    4,621,555.28x = 19,066,154,203,399.16
  5. Step 5: Solve for x
    x = 19,066,154,203,399.16/4,621,555.28
  6. Step 6: Final answer
    x = 4,125,484.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.