Home / 1,647,579.84-2,470,892.40-494,779.92

Finding the Fourth Proportional to 1,647,579.84, 2,470,892.40 and 494,779.92

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Solution

The fourth proportional to 1,647,579.84, 2,470,892.40 and 494,779.92 is: 742,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,579.84 : 2,470,892.40 = 494,779.92 : x
  2. Step 2: Convert to fraction form
    1,647,579.84/2,470,892.40 = 494,779.92/x
  3. Step 3: Cross multiply
    1,647,579.84x = 2,470,892.40 × 494,779.92
  4. Step 4: Simplify right side
    1,647,579.84x = 1,222,547,944,000.61
  5. Step 5: Solve for x
    x = 1,222,547,944,000.61/1,647,579.84
  6. Step 6: Final answer
    x = 742,026.53

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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.