Home / 1,622,948.29-2,239,721.72-887,885.50

Finding the Fourth Proportional to 1,622,948.29, 2,239,721.72 and 887,885.50

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Solution

The fourth proportional to 1,622,948.29, 2,239,721.72 and 887,885.50 is: 1,225,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,948.29 : 2,239,721.72 = 887,885.50 : x
  2. Step 2: Convert to fraction form
    1,622,948.29/2,239,721.72 = 887,885.50/x
  3. Step 3: Cross multiply
    1,622,948.29x = 2,239,721.72 × 887,885.50
  4. Step 4: Simplify right side
    1,622,948.29x = 1,988,616,439,223.06
  5. Step 5: Solve for x
    x = 1,988,616,439,223.06/1,622,948.29
  6. Step 6: Final answer
    x = 1,225,311.03

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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.