Home / 1,582,942.19-2,374,380.41-384,870.78

Finding the Fourth Proportional to 1,582,942.19, 2,374,380.41 and 384,870.78

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Solution

The fourth proportional to 1,582,942.19, 2,374,380.41 and 384,870.78 is: 577,298.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,942.19 : 2,374,380.41 = 384,870.78 : x
  2. Step 2: Convert to fraction form
    1,582,942.19/2,374,380.41 = 384,870.78/x
  3. Step 3: Cross multiply
    1,582,942.19x = 2,374,380.41 × 384,870.78
  4. Step 4: Simplify right side
    1,582,942.19x = 913,829,638,489.07
  5. Step 5: Solve for x
    x = 913,829,638,489.07/1,582,942.19
  6. Step 6: Final answer
    x = 577,298.18

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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.