Home / 3,139,626-4,710,141.12-1,145,082

Finding the Fourth Proportional to 3,139,626, 4,710,141.12 and 1,145,082

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Solution

The fourth proportional to 3,139,626, 4,710,141.12 and 1,145,082 is: 1,717,879.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,626 : 4,710,141.12 = 1,145,082 : x
  2. Step 2: Convert to fraction form
    3,139,626/4,710,141.12 = 1,145,082/x
  3. Step 3: Cross multiply
    3,139,626x = 4,710,141.12 × 1,145,082
  4. Step 4: Simplify right side
    3,139,626x = 5,393,497,813,971.84
  5. Step 5: Solve for x
    x = 5,393,497,813,971.84/3,139,626
  6. Step 6: Final answer
    x = 1,717,879.08

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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.