Home / 1,974,041.87-2,962,004.09-1,075,463.78

Finding the Fourth Proportional to 1,974,041.87, 2,962,004.09 and 1,075,463.78

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Solution

The fourth proportional to 1,974,041.87, 2,962,004.09 and 1,075,463.78 is: 1,613,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,041.87 : 2,962,004.09 = 1,075,463.78 : x
  2. Step 2: Convert to fraction form
    1,974,041.87/2,962,004.09 = 1,075,463.78/x
  3. Step 3: Cross multiply
    1,974,041.87x = 2,962,004.09 × 1,075,463.78
  4. Step 4: Simplify right side
    1,974,041.87x = 3,185,528,094,819.52
  5. Step 5: Solve for x
    x = 3,185,528,094,819.52/1,974,041.87
  6. Step 6: Final answer
    x = 1,613,708.48

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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.