Home / 1,780,045.16-2,456,474.03-964,248.80

Finding the Fourth Proportional to 1,780,045.16, 2,456,474.03 and 964,248.80

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Solution

The fourth proportional to 1,780,045.16, 2,456,474.03 and 964,248.80 is: 1,330,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,045.16 : 2,456,474.03 = 964,248.80 : x
  2. Step 2: Convert to fraction form
    1,780,045.16/2,456,474.03 = 964,248.80/x
  3. Step 3: Cross multiply
    1,780,045.16x = 2,456,474.03 × 964,248.80
  4. Step 4: Simplify right side
    1,780,045.16x = 2,368,652,118,555.05
  5. Step 5: Solve for x
    x = 2,368,652,118,555.05/1,780,045.16
  6. Step 6: Final answer
    x = 1,330,669.68

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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.