Home / 1,780,311.35-2,456,830.24-964,520.66

Finding the Fourth Proportional to 1,780,311.35, 2,456,830.24 and 964,520.66

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Solution

The fourth proportional to 1,780,311.35, 2,456,830.24 and 964,520.66 is: 1,331,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,311.35 : 2,456,830.24 = 964,520.66 : x
  2. Step 2: Convert to fraction form
    1,780,311.35/2,456,830.24 = 964,520.66/x
  3. Step 3: Cross multiply
    1,780,311.35x = 2,456,830.24 × 964,520.66
  4. Step 4: Simplify right side
    1,780,311.35x = 2,369,663,528,323.53
  5. Step 5: Solve for x
    x = 2,369,663,528,323.53/1,780,311.35
  6. Step 6: Final answer
    x = 1,331,038.82

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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.