Home / 1,871,639.37-2,582,981.91-1,055,545.29

Finding the Fourth Proportional to 1,871,639.37, 2,582,981.91 and 1,055,545.29

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Solution

The fourth proportional to 1,871,639.37, 2,582,981.91 and 1,055,545.29 is: 1,456,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,639.37 : 2,582,981.91 = 1,055,545.29 : x
  2. Step 2: Convert to fraction form
    1,871,639.37/2,582,981.91 = 1,055,545.29/x
  3. Step 3: Cross multiply
    1,871,639.37x = 2,582,981.91 × 1,055,545.29
  4. Step 4: Simplify right side
    1,871,639.37x = 2,726,454,389,255.70
  5. Step 5: Solve for x
    x = 2,726,454,389,255.70/1,871,639.37
  6. Step 6: Final answer
    x = 1,456,719.94

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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.