Home / 1,493,082.60-2,238,574.14-693,515.40

Finding the Fourth Proportional to 1,493,082.60, 2,238,574.14 and 693,515.40

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Solution

The fourth proportional to 1,493,082.60, 2,238,574.14 and 693,515.40 is: 1,039,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,082.60 : 2,238,574.14 = 693,515.40 : x
  2. Step 2: Convert to fraction form
    1,493,082.60/2,238,574.14 = 693,515.40/x
  3. Step 3: Cross multiply
    1,493,082.60x = 2,238,574.14 × 693,515.40
  4. Step 4: Simplify right side
    1,493,082.60x = 1,552,485,640,131.76
  5. Step 5: Solve for x
    x = 1,552,485,640,131.76/1,493,082.60
  6. Step 6: Final answer
    x = 1,039,785.50

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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.