Home / 3,653,157.31-5,041,281.65-2,021,563.58

Finding the Fourth Proportional to 3,653,157.31, 5,041,281.65 and 2,021,563.58

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Solution

The fourth proportional to 3,653,157.31, 5,041,281.65 and 2,021,563.58 is: 2,789,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,157.31 : 5,041,281.65 = 2,021,563.58 : x
  2. Step 2: Convert to fraction form
    3,653,157.31/5,041,281.65 = 2,021,563.58/x
  3. Step 3: Cross multiply
    3,653,157.31x = 5,041,281.65 × 2,021,563.58
  4. Step 4: Simplify right side
    3,653,157.31x = 10,191,271,344,848.08
  5. Step 5: Solve for x
    x = 10,191,271,344,848.08/3,653,157.31
  6. Step 6: Final answer
    x = 2,789,715.99

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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.