Home / 1,105,055.40-1,524,066.66-651,909

Finding the Fourth Proportional to 1,105,055.40, 1,524,066.66 and 651,909

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Solution

The fourth proportional to 1,105,055.40, 1,524,066.66 and 651,909 is: 899,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,055.40 : 1,524,066.66 = 651,909 : x
  2. Step 2: Convert to fraction form
    1,105,055.40/1,524,066.66 = 651,909/x
  3. Step 3: Cross multiply
    1,105,055.40x = 1,524,066.66 × 651,909
  4. Step 4: Simplify right side
    1,105,055.40x = 993,552,772,253.94
  5. Step 5: Solve for x
    x = 993,552,772,253.94/1,105,055.40
  6. Step 6: Final answer
    x = 899,097.70

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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.