Home / 2,321,476.58-3,203,592.78-1,288,931.00

Finding the Fourth Proportional to 2,321,476.58, 3,203,592.78 and 1,288,931.00

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Solution

The fourth proportional to 2,321,476.58, 3,203,592.78 and 1,288,931.00 is: 1,778,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,476.58 : 3,203,592.78 = 1,288,931.00 : x
  2. Step 2: Convert to fraction form
    2,321,476.58/3,203,592.78 = 1,288,931.00/x
  3. Step 3: Cross multiply
    2,321,476.58x = 3,203,592.78 × 1,288,931.00
  4. Step 4: Simplify right side
    2,321,476.58x = 4,129,210,054,113.78
  5. Step 5: Solve for x
    x = 4,129,210,054,113.78/2,321,476.58
  6. Step 6: Final answer
    x = 1,778,699.85

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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.