Home / 4,705,087.80-7,057,631.70-2,810,854.20

Finding the Fourth Proportional to 4,705,087.80, 7,057,631.70 and 2,810,854.20

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Solution

The fourth proportional to 4,705,087.80, 7,057,631.70 and 2,810,854.20 is: 4,216,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,087.80 : 7,057,631.70 = 2,810,854.20 : x
  2. Step 2: Convert to fraction form
    4,705,087.80/7,057,631.70 = 2,810,854.20/x
  3. Step 3: Cross multiply
    4,705,087.80x = 7,057,631.70 × 2,810,854.20
  4. Step 4: Simplify right side
    4,705,087.80x = 19,837,973,705,998.14
  5. Step 5: Solve for x
    x = 19,837,973,705,998.14/4,705,087.80
  6. Step 6: Final answer
    x = 4,216,281.30

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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.