Home / 1,231,816.38-1,699,955.04-708,526.02

Finding the Fourth Proportional to 1,231,816.38, 1,699,955.04 and 708,526.02

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Solution

The fourth proportional to 1,231,816.38, 1,699,955.04 and 708,526.02 is: 977,793.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,816.38 : 1,699,955.04 = 708,526.02 : x
  2. Step 2: Convert to fraction form
    1,231,816.38/1,699,955.04 = 708,526.02/x
  3. Step 3: Cross multiply
    1,231,816.38x = 1,699,955.04 × 708,526.02
  4. Step 4: Simplify right side
    1,231,816.38x = 1,204,462,378,670.14
  5. Step 5: Solve for x
    x = 1,204,462,378,670.14/1,231,816.38
  6. Step 6: Final answer
    x = 977,793.77

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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.