Home / 1,412,475.40-2,115,948.30-849,838.60

Finding the Fourth Proportional to 1,412,475.40, 2,115,948.30 and 849,838.60

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Solution

The fourth proportional to 1,412,475.40, 2,115,948.30 and 849,838.60 is: 1,273,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,475.40 : 2,115,948.30 = 849,838.60 : x
  2. Step 2: Convert to fraction form
    1,412,475.40/2,115,948.30 = 849,838.60/x
  3. Step 3: Cross multiply
    1,412,475.40x = 2,115,948.30 × 849,838.60
  4. Step 4: Simplify right side
    1,412,475.40x = 1,798,214,540,944.38
  5. Step 5: Solve for x
    x = 1,798,214,540,944.38/1,412,475.40
  6. Step 6: Final answer
    x = 1,273,094.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.