Home / 1,688,431.26-2,533,655.57-1,551,063.66

Finding the Fourth Proportional to 1,688,431.26, 2,533,655.57 and 1,551,063.66

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Solution

The fourth proportional to 1,688,431.26, 2,533,655.57 and 1,551,063.66 is: 2,327,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,431.26 : 2,533,655.57 = 1,551,063.66 : x
  2. Step 2: Convert to fraction form
    1,688,431.26/2,533,655.57 = 1,551,063.66/x
  3. Step 3: Cross multiply
    1,688,431.26x = 2,533,655.57 × 1,551,063.66
  4. Step 4: Simplify right side
    1,688,431.26x = 3,929,861,081,583.59
  5. Step 5: Solve for x
    x = 3,929,861,081,583.59/1,688,431.26
  6. Step 6: Final answer
    x = 2,327,522.11

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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.