Home / 1,256,392.44-1,733,813.10-712,634.04

Finding the Fourth Proportional to 1,256,392.44, 1,733,813.10 and 712,634.04

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Solution

The fourth proportional to 1,256,392.44, 1,733,813.10 and 712,634.04 is: 983,430.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,392.44 : 1,733,813.10 = 712,634.04 : x
  2. Step 2: Convert to fraction form
    1,256,392.44/1,733,813.10 = 712,634.04/x
  3. Step 3: Cross multiply
    1,256,392.44x = 1,733,813.10 × 712,634.04
  4. Step 4: Simplify right side
    1,256,392.44x = 1,235,574,234,057.92
  5. Step 5: Solve for x
    x = 1,235,574,234,057.92/1,256,392.44
  6. Step 6: Final answer
    x = 983,430.17

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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.