Home / 3,903,384.12-5,387,072.63-2,249,589.30

Finding the Fourth Proportional to 3,903,384.12, 5,387,072.63 and 2,249,589.30

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Solution

The fourth proportional to 3,903,384.12, 5,387,072.63 and 2,249,589.30 is: 3,104,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,384.12 : 5,387,072.63 = 2,249,589.30 : x
  2. Step 2: Convert to fraction form
    3,903,384.12/5,387,072.63 = 2,249,589.30/x
  3. Step 3: Cross multiply
    3,903,384.12x = 5,387,072.63 × 2,249,589.30
  4. Step 4: Simplify right side
    3,903,384.12x = 12,118,700,946,770.86
  5. Step 5: Solve for x
    x = 12,118,700,946,770.86/3,903,384.12
  6. Step 6: Final answer
    x = 3,104,665.23

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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.