Home / 999,190.56-1,497,457.17-865,444.56

Finding the Fourth Proportional to 999,190.56, 1,497,457.17 and 865,444.56

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Solution

The fourth proportional to 999,190.56, 1,497,457.17 and 865,444.56 is: 1,297,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,190.56 : 1,497,457.17 = 865,444.56 : x
  2. Step 2: Convert to fraction form
    999,190.56/1,497,457.17 = 865,444.56/x
  3. Step 3: Cross multiply
    999,190.56x = 1,497,457.17 × 865,444.56
  4. Step 4: Simplify right side
    999,190.56x = 1,295,966,161,609.50
  5. Step 5: Solve for x
    x = 1,295,966,161,609.50/999,190.56
  6. Step 6: Final answer
    x = 1,297,016.02

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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.