Home / 1,780,036.89-2,456,462.66-964,240.55

Finding the Fourth Proportional to 1,780,036.89, 2,456,462.66 and 964,240.55

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Solution

The fourth proportional to 1,780,036.89, 2,456,462.66 and 964,240.55 is: 1,330,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,036.89 : 2,456,462.66 = 964,240.55 : x
  2. Step 2: Convert to fraction form
    1,780,036.89/2,456,462.66 = 964,240.55/x
  3. Step 3: Cross multiply
    1,780,036.89x = 2,456,462.66 × 964,240.55
  4. Step 4: Simplify right side
    1,780,036.89x = 2,368,620,919,038.55
  5. Step 5: Solve for x
    x = 2,368,620,919,038.55/1,780,036.89
  6. Step 6: Final answer
    x = 1,330,658.33

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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.