Home / 1,914,867.28-2,872,373.82-716,663.44

Finding the Fourth Proportional to 1,914,867.28, 2,872,373.82 and 716,663.44

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Solution

The fourth proportional to 1,914,867.28, 2,872,373.82 and 716,663.44 is: 1,075,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,867.28 : 2,872,373.82 = 716,663.44 : x
  2. Step 2: Convert to fraction form
    1,914,867.28/2,872,373.82 = 716,663.44/x
  3. Step 3: Cross multiply
    1,914,867.28x = 2,872,373.82 × 716,663.44
  4. Step 4: Simplify right side
    1,914,867.28x = 2,058,525,302,807.14
  5. Step 5: Solve for x
    x = 2,058,525,302,807.14/1,914,867.28
  6. Step 6: Final answer
    x = 1,075,022.44

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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.