Home / 2,015,875.70-3,023,813.55-519,967.70

Finding the Fourth Proportional to 2,015,875.70, 3,023,813.55 and 519,967.70

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Solution

The fourth proportional to 2,015,875.70, 3,023,813.55 and 519,967.70 is: 779,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,875.70 : 3,023,813.55 = 519,967.70 : x
  2. Step 2: Convert to fraction form
    2,015,875.70/3,023,813.55 = 519,967.70/x
  3. Step 3: Cross multiply
    2,015,875.70x = 3,023,813.55 × 519,967.70
  4. Step 4: Simplify right side
    2,015,875.70x = 1,572,285,376,822.34
  5. Step 5: Solve for x
    x = 1,572,285,376,822.34/2,015,875.70
  6. Step 6: Final answer
    x = 779,951.55

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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.