Home / 1,104,939.06-1,657,440.63-430,993.14

Finding the Fourth Proportional to 1,104,939.06, 1,657,440.63 and 430,993.14

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Solution

The fourth proportional to 1,104,939.06, 1,657,440.63 and 430,993.14 is: 646,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,939.06 : 1,657,440.63 = 430,993.14 : x
  2. Step 2: Convert to fraction form
    1,104,939.06/1,657,440.63 = 430,993.14/x
  3. Step 3: Cross multiply
    1,104,939.06x = 1,657,440.63 × 430,993.14
  4. Step 4: Simplify right side
    1,104,939.06x = 714,345,541,487.28
  5. Step 5: Solve for x
    x = 714,345,541,487.28/1,104,939.06
  6. Step 6: Final answer
    x = 646,502.21

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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.