Home / 1,581,011.52-2,371,583.16-459,080.64

Finding the Fourth Proportional to 1,581,011.52, 2,371,583.16 and 459,080.64

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Solution

The fourth proportional to 1,581,011.52, 2,371,583.16 and 459,080.64 is: 688,640.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,011.52 : 2,371,583.16 = 459,080.64 : x
  2. Step 2: Convert to fraction form
    1,581,011.52/2,371,583.16 = 459,080.64/x
  3. Step 3: Cross multiply
    1,581,011.52x = 2,371,583.16 × 459,080.64
  4. Step 4: Simplify right side
    1,581,011.52x = 1,088,747,914,906.02
  5. Step 5: Solve for x
    x = 1,088,747,914,906.02/1,581,011.52
  6. Step 6: Final answer
    x = 688,640.09

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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.