Home / 1,252,190.08-1,877,890.92-410,545

Finding the Fourth Proportional to 1,252,190.08, 1,877,890.92 and 410,545

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Solution

The fourth proportional to 1,252,190.08, 1,877,890.92 and 410,545 is: 615,688.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,190.08 : 1,877,890.92 = 410,545 : x
  2. Step 2: Convert to fraction form
    1,252,190.08/1,877,890.92 = 410,545/x
  3. Step 3: Cross multiply
    1,252,190.08x = 1,877,890.92 × 410,545
  4. Step 4: Simplify right side
    1,252,190.08x = 770,958,727,751.40
  5. Step 5: Solve for x
    x = 770,958,727,751.40/1,252,190.08
  6. Step 6: Final answer
    x = 615,688.26

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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.