Home / 2,871,955.38-3,963,973.83-1,785,047.85

Finding the Fourth Proportional to 2,871,955.38, 3,963,973.83 and 1,785,047.85

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Solution

The fourth proportional to 2,871,955.38, 3,963,973.83 and 1,785,047.85 is: 2,463,785.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,955.38 : 3,963,973.83 = 1,785,047.85 : x
  2. Step 2: Convert to fraction form
    2,871,955.38/3,963,973.83 = 1,785,047.85/x
  3. Step 3: Cross multiply
    2,871,955.38x = 3,963,973.83 × 1,785,047.85
  4. Step 4: Simplify right side
    2,871,955.38x = 7,075,882,962,697.77
  5. Step 5: Solve for x
    x = 7,075,882,962,697.77/2,871,955.38
  6. Step 6: Final answer
    x = 2,463,785.83

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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.