Home / 4,000,402.77-5,520,653.03-2,281,683.21

Finding the Fourth Proportional to 4,000,402.77, 5,520,653.03 and 2,281,683.21

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Solution

The fourth proportional to 4,000,402.77, 5,520,653.03 and 2,281,683.21 is: 3,148,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,402.77 : 5,520,653.03 = 2,281,683.21 : x
  2. Step 2: Convert to fraction form
    4,000,402.77/5,520,653.03 = 2,281,683.21/x
  3. Step 3: Cross multiply
    4,000,402.77x = 5,520,653.03 × 2,281,683.21
  4. Step 4: Simplify right side
    4,000,402.77x = 12,596,381,326,786.63
  5. Step 5: Solve for x
    x = 12,596,381,326,786.63/4,000,402.77
  6. Step 6: Final answer
    x = 3,148,778.27

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1.5x scale

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.