Home / 4,345,659.70-6,518,457.15-1,313,019.70

Finding the Fourth Proportional to 4,345,659.70, 6,518,457.15 and 1,313,019.70

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Solution

The fourth proportional to 4,345,659.70, 6,518,457.15 and 1,313,019.70 is: 1,969,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,659.70 : 6,518,457.15 = 1,313,019.70 : x
  2. Step 2: Convert to fraction form
    4,345,659.70/6,518,457.15 = 1,313,019.70/x
  3. Step 3: Cross multiply
    4,345,659.70x = 6,518,457.15 × 1,313,019.70
  4. Step 4: Simplify right side
    4,345,659.70x = 8,558,862,651,555.86
  5. Step 5: Solve for x
    x = 8,558,862,651,555.86/4,345,659.70
  6. Step 6: Final answer
    x = 1,969,519.76

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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.