Home / 1,812,443.45-2,501,086.28-996,681.51

Finding the Fourth Proportional to 1,812,443.45, 2,501,086.28 and 996,681.51

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Solution

The fourth proportional to 1,812,443.45, 2,501,086.28 and 996,681.51 is: 1,375,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,443.45 : 2,501,086.28 = 996,681.51 : x
  2. Step 2: Convert to fraction form
    1,812,443.45/2,501,086.28 = 996,681.51/x
  3. Step 3: Cross multiply
    1,812,443.45x = 2,501,086.28 × 996,681.51
  4. Step 4: Simplify right side
    1,812,443.45x = 2,492,786,445,207.28
  5. Step 5: Solve for x
    x = 2,492,786,445,207.28/1,812,443.45
  6. Step 6: Final answer
    x = 1,375,373.37

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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.