Home / 1,225,727.12-1,838,584.52-314,908.59

Finding the Fourth Proportional to 1,225,727.12, 1,838,584.52 and 314,908.59

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Solution

The fourth proportional to 1,225,727.12, 1,838,584.52 and 314,908.59 is: 472,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,727.12 : 1,838,584.52 = 314,908.59 : x
  2. Step 2: Convert to fraction form
    1,225,727.12/1,838,584.52 = 314,908.59/x
  3. Step 3: Cross multiply
    1,225,727.12x = 1,838,584.52 × 314,908.59
  4. Step 4: Simplify right side
    1,225,727.12x = 578,986,057,214.48
  5. Step 5: Solve for x
    x = 578,986,057,214.48/1,225,727.12
  6. Step 6: Final answer
    x = 472,361.30

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1.5x scale

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.