Home / 1,890,311.00-2,608,831.49-1,155,696.35

Finding the Fourth Proportional to 1,890,311.00, 2,608,831.49 and 1,155,696.35

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Solution

The fourth proportional to 1,890,311.00, 2,608,831.49 and 1,155,696.35 is: 1,594,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,311.00 : 2,608,831.49 = 1,155,696.35 : x
  2. Step 2: Convert to fraction form
    1,890,311.00/2,608,831.49 = 1,155,696.35/x
  3. Step 3: Cross multiply
    1,890,311.00x = 2,608,831.49 × 1,155,696.35
  4. Step 4: Simplify right side
    1,890,311.00x = 3,015,017,011,935.42
  5. Step 5: Solve for x
    x = 3,015,017,011,935.42/1,890,311.00
  6. Step 6: Final answer
    x = 1,594,984.65

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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.