Home / 1,274,845.65-1,911,822.85-376,048.78

Finding the Fourth Proportional to 1,274,845.65, 1,911,822.85 and 376,048.78

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Solution

The fourth proportional to 1,274,845.65, 1,911,822.85 and 376,048.78 is: 563,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,845.65 : 1,911,822.85 = 376,048.78 : x
  2. Step 2: Convert to fraction form
    1,274,845.65/1,911,822.85 = 376,048.78/x
  3. Step 3: Cross multiply
    1,274,845.65x = 1,911,822.85 × 376,048.78
  4. Step 4: Simplify right side
    1,274,845.65x = 718,938,650,318.62
  5. Step 5: Solve for x
    x = 718,938,650,318.62/1,274,845.65
  6. Step 6: Final answer
    x = 563,941.72

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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.