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Finding the Fourth Proportional to 3,973,798.56, 5,960,752.50 and 1,133,909.80

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Solution

The fourth proportional to 3,973,798.56, 5,960,752.50 and 1,133,909.80 is: 1,700,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,798.56 : 5,960,752.50 = 1,133,909.80 : x
  2. Step 2: Convert to fraction form
    3,973,798.56/5,960,752.50 = 1,133,909.80/x
  3. Step 3: Cross multiply
    3,973,798.56x = 5,960,752.50 × 1,133,909.80
  4. Step 4: Simplify right side
    3,973,798.56x = 6,758,955,675,124.50
  5. Step 5: Solve for x
    x = 6,758,955,675,124.50/3,973,798.56
  6. Step 6: Final answer
    x = 1,700,880.30

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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.