Home / 1,247,913.01-1,721,971.83-704,017.05

Finding the Fourth Proportional to 1,247,913.01, 1,721,971.83 and 704,017.05

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Solution

The fourth proportional to 1,247,913.01, 1,721,971.83 and 704,017.05 is: 971,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,913.01 : 1,721,971.83 = 704,017.05 : x
  2. Step 2: Convert to fraction form
    1,247,913.01/1,721,971.83 = 704,017.05/x
  3. Step 3: Cross multiply
    1,247,913.01x = 1,721,971.83 × 704,017.05
  4. Step 4: Simplify right side
    1,247,913.01x = 1,212,297,527,939.70
  5. Step 5: Solve for x
    x = 1,212,297,527,939.70/1,247,913.01
  6. Step 6: Final answer
    x = 971,459.96

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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.