Home / 5,186,418.40-7,776,128.40-2,492,034.40

Finding the Fourth Proportional to 5,186,418.40, 7,776,128.40 and 2,492,034.40

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Solution

The fourth proportional to 5,186,418.40, 7,776,128.40 and 2,492,034.40 is: 3,736,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,418.40 : 7,776,128.40 = 2,492,034.40 : x
  2. Step 2: Convert to fraction form
    5,186,418.40/7,776,128.40 = 2,492,034.40/x
  3. Step 3: Cross multiply
    5,186,418.40x = 7,776,128.40 × 2,492,034.40
  4. Step 4: Simplify right side
    5,186,418.40x = 19,378,379,471,616.96
  5. Step 5: Solve for x
    x = 19,378,379,471,616.96/5,186,418.40
  6. Step 6: Final answer
    x = 3,736,370.26

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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.