Home / 1,914,747-2,872,612.71-716,686.53

Finding the Fourth Proportional to 1,914,747, 2,872,612.71 and 716,686.53

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Solution

The fourth proportional to 1,914,747, 2,872,612.71 and 716,686.53 is: 1,075,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,747 : 2,872,612.71 = 716,686.53 : x
  2. Step 2: Convert to fraction form
    1,914,747/2,872,612.71 = 716,686.53/x
  3. Step 3: Cross multiply
    1,914,747x = 2,872,612.71 × 716,686.53
  4. Step 4: Simplify right side
    1,914,747x = 2,058,762,835,163.80
  5. Step 5: Solve for x
    x = 2,058,762,835,163.80/1,914,747
  6. Step 6: Final answer
    x = 1,075,214.03

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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.