Home / 2,699,494.40-4,048,423.62-1,419,412.10

Finding the Fourth Proportional to 2,699,494.40, 4,048,423.62 and 1,419,412.10

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Solution

The fourth proportional to 2,699,494.40, 4,048,423.62 and 1,419,412.10 is: 2,128,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,494.40 : 4,048,423.62 = 1,419,412.10 : x
  2. Step 2: Convert to fraction form
    2,699,494.40/4,048,423.62 = 1,419,412.10/x
  3. Step 3: Cross multiply
    2,699,494.40x = 4,048,423.62 × 1,419,412.10
  4. Step 4: Simplify right side
    2,699,494.40x = 5,746,381,472,153.80
  5. Step 5: Solve for x
    x = 5,746,381,472,153.80/2,699,494.40
  6. Step 6: Final answer
    x = 2,128,688.05

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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.