Home / 1,932,457.70-2,666,740.38-1,072,995.86

Finding the Fourth Proportional to 1,932,457.70, 2,666,740.38 and 1,072,995.86

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Solution

The fourth proportional to 1,932,457.70, 2,666,740.38 and 1,072,995.86 is: 1,480,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,457.70 : 2,666,740.38 = 1,072,995.86 : x
  2. Step 2: Convert to fraction form
    1,932,457.70/2,666,740.38 = 1,072,995.86/x
  3. Step 3: Cross multiply
    1,932,457.70x = 2,666,740.38 × 1,072,995.86
  4. Step 4: Simplify right side
    1,932,457.70x = 2,861,401,387,434.83
  5. Step 5: Solve for x
    x = 2,861,401,387,434.83/1,932,457.70
  6. Step 6: Final answer
    x = 1,480,705.83

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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.