Home / 1,264,045.48-1,743,343.50-901,353.40

Finding the Fourth Proportional to 1,264,045.48, 1,743,343.50 and 901,353.40

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Solution

The fourth proportional to 1,264,045.48, 1,743,343.50 and 901,353.40 is: 1,243,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,045.48 : 1,743,343.50 = 901,353.40 : x
  2. Step 2: Convert to fraction form
    1,264,045.48/1,743,343.50 = 901,353.40/x
  3. Step 3: Cross multiply
    1,264,045.48x = 1,743,343.50 × 901,353.40
  4. Step 4: Simplify right side
    1,264,045.48x = 1,571,368,591,092.90
  5. Step 5: Solve for x
    x = 1,571,368,591,092.90/1,264,045.48
  6. Step 6: Final answer
    x = 1,243,126.62

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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.