Home / 873,558.71-1,202,837.41-871,036.45

Finding the Fourth Proportional to 873,558.71, 1,202,837.41 and 871,036.45

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Solution

The fourth proportional to 873,558.71, 1,202,837.41 and 871,036.45 is: 1,199,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,558.71 : 1,202,837.41 = 871,036.45 : x
  2. Step 2: Convert to fraction form
    873,558.71/1,202,837.41 = 871,036.45/x
  3. Step 3: Cross multiply
    873,558.71x = 1,202,837.41 × 871,036.45
  4. Step 4: Simplify right side
    873,558.71x = 1,047,715,220,715.72
  5. Step 5: Solve for x
    x = 1,047,715,220,715.72/873,558.71
  6. Step 6: Final answer
    x = 1,199,364.40

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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.