Home / 1,369,439.80-2,054,159.70-893,548.60

Finding the Fourth Proportional to 1,369,439.80, 2,054,159.70 and 893,548.60

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Solution

The fourth proportional to 1,369,439.80, 2,054,159.70 and 893,548.60 is: 1,340,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,439.80 : 2,054,159.70 = 893,548.60 : x
  2. Step 2: Convert to fraction form
    1,369,439.80/2,054,159.70 = 893,548.60/x
  3. Step 3: Cross multiply
    1,369,439.80x = 2,054,159.70 × 893,548.60
  4. Step 4: Simplify right side
    1,369,439.80x = 1,835,491,524,111.42
  5. Step 5: Solve for x
    x = 1,835,491,524,111.42/1,369,439.80
  6. Step 6: Final answer
    x = 1,340,322.90

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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.