Home / 1,914,836.56-2,872,746.96-716,776.12

Finding the Fourth Proportional to 1,914,836.56, 2,872,746.96 and 716,776.12

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Solution

The fourth proportional to 1,914,836.56, 2,872,746.96 and 716,776.12 is: 1,075,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,836.56 : 2,872,746.96 = 716,776.12 : x
  2. Step 2: Convert to fraction form
    1,914,836.56/2,872,746.96 = 716,776.12/x
  3. Step 3: Cross multiply
    1,914,836.56x = 2,872,746.96 × 716,776.12
  4. Step 4: Simplify right side
    1,914,836.56x = 2,059,116,419,730.60
  5. Step 5: Solve for x
    x = 2,059,116,419,730.60/1,914,836.56
  6. Step 6: Final answer
    x = 1,075,348.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.