Home / 2,256,733.12-3,114,291.70-1,289,884.17

Finding the Fourth Proportional to 2,256,733.12, 3,114,291.70 and 1,289,884.17

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Solution

The fourth proportional to 2,256,733.12, 3,114,291.70 and 1,289,884.17 is: 1,780,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,733.12 : 3,114,291.70 = 1,289,884.17 : x
  2. Step 2: Convert to fraction form
    2,256,733.12/3,114,291.70 = 1,289,884.17/x
  3. Step 3: Cross multiply
    2,256,733.12x = 3,114,291.70 × 1,289,884.17
  4. Step 4: Simplify right side
    2,256,733.12x = 4,017,075,564,592.39
  5. Step 5: Solve for x
    x = 4,017,075,564,592.39/2,256,733.12
  6. Step 6: Final answer
    x = 1,780,040.15

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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.