Home / 1,272,187.68-1,908,117.36-1,060,279.44

Finding the Fourth Proportional to 1,272,187.68, 1,908,117.36 and 1,060,279.44

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Solution

The fourth proportional to 1,272,187.68, 1,908,117.36 and 1,060,279.44 is: 1,590,282.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,187.68 : 1,908,117.36 = 1,060,279.44 : x
  2. Step 2: Convert to fraction form
    1,272,187.68/1,908,117.36 = 1,060,279.44/x
  3. Step 3: Cross multiply
    1,272,187.68x = 1,908,117.36 × 1,060,279.44
  4. Step 4: Simplify right side
    1,272,187.68x = 2,023,137,605,915.08
  5. Step 5: Solve for x
    x = 2,023,137,605,915.08/1,272,187.68
  6. Step 6: Final answer
    x = 1,590,282.34

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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.