Home / 2,687,264.70-4,030,897.05-889,664.70

Finding the Fourth Proportional to 2,687,264.70, 4,030,897.05 and 889,664.70

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Solution

The fourth proportional to 2,687,264.70, 4,030,897.05 and 889,664.70 is: 1,334,497.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,264.70 : 4,030,897.05 = 889,664.70 : x
  2. Step 2: Convert to fraction form
    2,687,264.70/4,030,897.05 = 889,664.70/x
  3. Step 3: Cross multiply
    2,687,264.70x = 4,030,897.05 × 889,664.70
  4. Step 4: Simplify right side
    2,687,264.70x = 3,586,146,814,719.14
  5. Step 5: Solve for x
    x = 3,586,146,814,719.14/2,687,264.70
  6. Step 6: Final answer
    x = 1,334,497.05

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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.