Home / 1,054,368.30-1,581,552.45-1,002,758.70

Finding the Fourth Proportional to 1,054,368.30, 1,581,552.45 and 1,002,758.70

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Solution

The fourth proportional to 1,054,368.30, 1,581,552.45 and 1,002,758.70 is: 1,504,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,368.30 : 1,581,552.45 = 1,002,758.70 : x
  2. Step 2: Convert to fraction form
    1,054,368.30/1,581,552.45 = 1,002,758.70/x
  3. Step 3: Cross multiply
    1,054,368.30x = 1,581,552.45 × 1,002,758.70
  4. Step 4: Simplify right side
    1,054,368.30x = 1,585,915,478,743.82
  5. Step 5: Solve for x
    x = 1,585,915,478,743.82/1,054,368.30
  6. Step 6: Final answer
    x = 1,504,138.05

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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.