Home / 3,913,269.10-5,869,903.65-1,388,596.30

Finding the Fourth Proportional to 3,913,269.10, 5,869,903.65 and 1,388,596.30

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Solution

The fourth proportional to 3,913,269.10, 5,869,903.65 and 1,388,596.30 is: 2,082,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,269.10 : 5,869,903.65 = 1,388,596.30 : x
  2. Step 2: Convert to fraction form
    3,913,269.10/5,869,903.65 = 1,388,596.30/x
  3. Step 3: Cross multiply
    3,913,269.10x = 5,869,903.65 × 1,388,596.30
  4. Step 4: Simplify right side
    3,913,269.10x = 8,150,926,489,746.50
  5. Step 5: Solve for x
    x = 8,150,926,489,746.50/3,913,269.10
  6. Step 6: Final answer
    x = 2,082,894.45

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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.