Home / 2,808,200.10-4,212,300.15-2,103,176.10

Finding the Fourth Proportional to 2,808,200.10, 4,212,300.15 and 2,103,176.10

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Solution

The fourth proportional to 2,808,200.10, 4,212,300.15 and 2,103,176.10 is: 3,154,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,200.10 : 4,212,300.15 = 2,103,176.10 : x
  2. Step 2: Convert to fraction form
    2,808,200.10/4,212,300.15 = 2,103,176.10/x
  3. Step 3: Cross multiply
    2,808,200.10x = 4,212,300.15 × 2,103,176.10
  4. Step 4: Simplify right side
    2,808,200.10x = 8,859,209,001,506.42
  5. Step 5: Solve for x
    x = 8,859,209,001,506.42/2,808,200.10
  6. Step 6: Final answer
    x = 3,154,764.15

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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.