Home / 1,591,150.40-2,382,926.64-915,812.16

Finding the Fourth Proportional to 1,591,150.40, 2,382,926.64 and 915,812.16

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Solution

The fourth proportional to 1,591,150.40, 2,382,926.64 and 915,812.16 is: 1,371,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,150.40 : 2,382,926.64 = 915,812.16 : x
  2. Step 2: Convert to fraction form
    1,591,150.40/2,382,926.64 = 915,812.16/x
  3. Step 3: Cross multiply
    1,591,150.40x = 2,382,926.64 × 915,812.16
  4. Step 4: Simplify right side
    1,591,150.40x = 2,182,313,193,299.94
  5. Step 5: Solve for x
    x = 2,182,313,193,299.94/1,591,150.40
  6. Step 6: Final answer
    x = 1,371,531.69

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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.