Home / 1,108,363.60-1,529,540.04-655,656.40

Finding the Fourth Proportional to 1,108,363.60, 1,529,540.04 and 655,656.40

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Solution

The fourth proportional to 1,108,363.60, 1,529,540.04 and 655,656.40 is: 904,804.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,363.60 : 1,529,540.04 = 655,656.40 : x
  2. Step 2: Convert to fraction form
    1,108,363.60/1,529,540.04 = 655,656.40/x
  3. Step 3: Cross multiply
    1,108,363.60x = 1,529,540.04 × 655,656.40
  4. Step 4: Simplify right side
    1,108,363.60x = 1,002,852,716,282.26
  5. Step 5: Solve for x
    x = 1,002,852,716,282.26/1,108,363.60
  6. Step 6: Final answer
    x = 904,804.81

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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.