Home / 1,338,679.16-1,848,898.27-902,343.95

Finding the Fourth Proportional to 1,338,679.16, 1,848,898.27 and 902,343.95

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Solution

The fourth proportional to 1,338,679.16, 1,848,898.27 and 902,343.95 is: 1,246,259.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,679.16 : 1,848,898.27 = 902,343.95 : x
  2. Step 2: Convert to fraction form
    1,338,679.16/1,848,898.27 = 902,343.95/x
  3. Step 3: Cross multiply
    1,338,679.16x = 1,848,898.27 × 902,343.95
  4. Step 4: Simplify right side
    1,338,679.16x = 1,668,342,163,588.25
  5. Step 5: Solve for x
    x = 1,668,342,163,588.25/1,338,679.16
  6. Step 6: Final answer
    x = 1,246,259.91

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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.