Home / 2,440,945.84-3,661,664.76-643,953.52

Finding the Fourth Proportional to 2,440,945.84, 3,661,664.76 and 643,953.52

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Solution

The fourth proportional to 2,440,945.84, 3,661,664.76 and 643,953.52 is: 965,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440,945.84 : 3,661,664.76 = 643,953.52 : x
  2. Step 2: Convert to fraction form
    2,440,945.84/3,661,664.76 = 643,953.52/x
  3. Step 3: Cross multiply
    2,440,945.84x = 3,661,664.76 × 643,953.52
  4. Step 4: Simplify right side
    2,440,945.84x = 2,357,941,911,261.96
  5. Step 5: Solve for x
    x = 2,357,941,911,261.96/2,440,945.84
  6. Step 6: Final answer
    x = 965,995.18

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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.