Home / 2,146,418.55-2,962,337.54-1,384,688.07

Finding the Fourth Proportional to 2,146,418.55, 2,962,337.54 and 1,384,688.07

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Solution

The fourth proportional to 2,146,418.55, 2,962,337.54 and 1,384,688.07 is: 1,911,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,418.55 : 2,962,337.54 = 1,384,688.07 : x
  2. Step 2: Convert to fraction form
    2,146,418.55/2,962,337.54 = 1,384,688.07/x
  3. Step 3: Cross multiply
    2,146,418.55x = 2,962,337.54 × 1,384,688.07
  4. Step 4: Simplify right side
    2,146,418.55x = 4,101,913,444,027.71
  5. Step 5: Solve for x
    x = 4,101,913,444,027.71/2,146,418.55
  6. Step 6: Final answer
    x = 1,911,050.13

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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.