Home / 4,870,619.30-7,308,002.55-3,074,881.70

Finding the Fourth Proportional to 4,870,619.30, 7,308,002.55 and 3,074,881.70

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Solution

The fourth proportional to 4,870,619.30, 7,308,002.55 and 3,074,881.70 is: 4,613,631.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,619.30 : 7,308,002.55 = 3,074,881.70 : x
  2. Step 2: Convert to fraction form
    4,870,619.30/7,308,002.55 = 3,074,881.70/x
  3. Step 3: Cross multiply
    4,870,619.30x = 7,308,002.55 × 3,074,881.70
  4. Step 4: Simplify right side
    4,870,619.30x = 22,471,243,304,548.34
  5. Step 5: Solve for x
    x = 22,471,243,304,548.34/4,870,619.30
  6. Step 6: Final answer
    x = 4,613,631.64

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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.