Home / 1,902,945.60-2,626,186.32-1,257,233.04

Finding the Fourth Proportional to 1,902,945.60, 2,626,186.32 and 1,257,233.04

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Solution

The fourth proportional to 1,902,945.60, 2,626,186.32 and 1,257,233.04 is: 1,735,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,945.60 : 2,626,186.32 = 1,257,233.04 : x
  2. Step 2: Convert to fraction form
    1,902,945.60/2,626,186.32 = 1,257,233.04/x
  3. Step 3: Cross multiply
    1,902,945.60x = 2,626,186.32 × 1,257,233.04
  4. Step 4: Simplify right side
    1,902,945.60x = 3,301,728,210,700.01
  5. Step 5: Solve for x
    x = 3,301,728,210,700.01/1,902,945.60
  6. Step 6: Final answer
    x = 1,735,061.80

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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.