Home / 2,666,448.74-3,680,178.28-1,505,248.94

Finding the Fourth Proportional to 2,666,448.74, 3,680,178.28 and 1,505,248.94

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Solution

The fourth proportional to 2,666,448.74, 3,680,178.28 and 1,505,248.94 is: 2,077,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,448.74 : 3,680,178.28 = 1,505,248.94 : x
  2. Step 2: Convert to fraction form
    2,666,448.74/3,680,178.28 = 1,505,248.94/x
  3. Step 3: Cross multiply
    2,666,448.74x = 3,680,178.28 × 1,505,248.94
  4. Step 4: Simplify right side
    2,666,448.74x = 5,539,584,460,418.35
  5. Step 5: Solve for x
    x = 5,539,584,460,418.35/2,666,448.74
  6. Step 6: Final answer
    x = 2,077,513.95

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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.