Home / 1,535,939.29-2,119,647.07-838,258.27

Finding the Fourth Proportional to 1,535,939.29, 2,119,647.07 and 838,258.27

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Solution

The fourth proportional to 1,535,939.29, 2,119,647.07 and 838,258.27 is: 1,156,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,939.29 : 2,119,647.07 = 838,258.27 : x
  2. Step 2: Convert to fraction form
    1,535,939.29/2,119,647.07 = 838,258.27/x
  3. Step 3: Cross multiply
    1,535,939.29x = 2,119,647.07 × 838,258.27
  4. Step 4: Simplify right side
    1,535,939.29x = 1,776,811,689,606.15
  5. Step 5: Solve for x
    x = 1,776,811,689,606.15/1,535,939.29
  6. Step 6: Final answer
    x = 1,156,824.17

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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.