Home / 1,073,584-1,481,545.92-620,904.16

Finding the Fourth Proportional to 1,073,584, 1,481,545.92 and 620,904.16

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Solution

The fourth proportional to 1,073,584, 1,481,545.92 and 620,904.16 is: 856,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,584 : 1,481,545.92 = 620,904.16 : x
  2. Step 2: Convert to fraction form
    1,073,584/1,481,545.92 = 620,904.16/x
  3. Step 3: Cross multiply
    1,073,584x = 1,481,545.92 × 620,904.16
  4. Step 4: Simplify right side
    1,073,584x = 919,898,024,959.03
  5. Step 5: Solve for x
    x = 919,898,024,959.03/1,073,584
  6. Step 6: Final answer
    x = 856,847.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.