Home / 1,474,297.63-2,035,158.48-991,143.01

Finding the Fourth Proportional to 1,474,297.63, 2,035,158.48 and 991,143.01

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Solution

The fourth proportional to 1,474,297.63, 2,035,158.48 and 991,143.01 is: 1,368,199.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,297.63 : 2,035,158.48 = 991,143.01 : x
  2. Step 2: Convert to fraction form
    1,474,297.63/2,035,158.48 = 991,143.01/x
  3. Step 3: Cross multiply
    1,474,297.63x = 2,035,158.48 × 991,143.01
  4. Step 4: Simplify right side
    1,474,297.63x = 2,017,133,104,238.17
  5. Step 5: Solve for x
    x = 2,017,133,104,238.17/1,474,297.63
  6. Step 6: Final answer
    x = 1,368,199.38

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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.