Home / 2,688,822.72-3,710,527.34-1,465,138.81

Finding the Fourth Proportional to 2,688,822.72, 3,710,527.34 and 1,465,138.81

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Solution

The fourth proportional to 2,688,822.72, 3,710,527.34 and 1,465,138.81 is: 2,021,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,822.72 : 3,710,527.34 = 1,465,138.81 : x
  2. Step 2: Convert to fraction form
    2,688,822.72/3,710,527.34 = 1,465,138.81/x
  3. Step 3: Cross multiply
    2,688,822.72x = 3,710,527.34 × 1,465,138.81
  4. Step 4: Simplify right side
    2,688,822.72x = 5,436,437,608,578.36
  5. Step 5: Solve for x
    x = 5,436,437,608,578.36/2,688,822.72
  6. Step 6: Final answer
    x = 2,021,865.40

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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.