Home / 1,445,021.84-2,167,837.12-546,443.69

Finding the Fourth Proportional to 1,445,021.84, 2,167,837.12 and 546,443.69

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Solution

The fourth proportional to 1,445,021.84, 2,167,837.12 and 546,443.69 is: 819,780.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,021.84 : 2,167,837.12 = 546,443.69 : x
  2. Step 2: Convert to fraction form
    1,445,021.84/2,167,837.12 = 546,443.69/x
  3. Step 3: Cross multiply
    1,445,021.84x = 2,167,837.12 × 546,443.69
  4. Step 4: Simplify right side
    1,445,021.84x = 1,184,600,905,015.64
  5. Step 5: Solve for x
    x = 1,184,600,905,015.64/1,445,021.84
  6. Step 6: Final answer
    x = 819,780.62

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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.