Home / 2,580,007.80-3,870,011.70-1,304,549.40

Finding the Fourth Proportional to 2,580,007.80, 3,870,011.70 and 1,304,549.40

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Solution

The fourth proportional to 2,580,007.80, 3,870,011.70 and 1,304,549.40 is: 1,956,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,007.80 : 3,870,011.70 = 1,304,549.40 : x
  2. Step 2: Convert to fraction form
    2,580,007.80/3,870,011.70 = 1,304,549.40/x
  3. Step 3: Cross multiply
    2,580,007.80x = 3,870,011.70 × 1,304,549.40
  4. Step 4: Simplify right side
    2,580,007.80x = 5,048,621,441,227.98
  5. Step 5: Solve for x
    x = 5,048,621,441,227.98/2,580,007.80
  6. Step 6: Final answer
    x = 1,956,824.10

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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.