Home / 2,518,389.90-3,475,380.63-1,372,471.14

Finding the Fourth Proportional to 2,518,389.90, 3,475,380.63 and 1,372,471.14

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Solution

The fourth proportional to 2,518,389.90, 3,475,380.63 and 1,372,471.14 is: 1,894,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,389.90 : 3,475,380.63 = 1,372,471.14 : x
  2. Step 2: Convert to fraction form
    2,518,389.90/3,475,380.63 = 1,372,471.14/x
  3. Step 3: Cross multiply
    2,518,389.90x = 3,475,380.63 × 1,372,471.14
  4. Step 4: Simplify right side
    2,518,389.90x = 4,769,859,615,190.02
  5. Step 5: Solve for x
    x = 4,769,859,615,190.02/2,518,389.90
  6. Step 6: Final answer
    x = 1,894,011.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.