Home / 3,156,285.40-4,731,317.70-1,557,539.80

Finding the Fourth Proportional to 3,156,285.40, 4,731,317.70 and 1,557,539.80

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Solution

The fourth proportional to 3,156,285.40, 4,731,317.70 and 1,557,539.80 is: 2,334,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,285.40 : 4,731,317.70 = 1,557,539.80 : x
  2. Step 2: Convert to fraction form
    3,156,285.40/4,731,317.70 = 1,557,539.80/x
  3. Step 3: Cross multiply
    3,156,285.40x = 4,731,317.70 × 1,557,539.80
  4. Step 4: Simplify right side
    3,156,285.40x = 7,369,215,624,194.46
  5. Step 5: Solve for x
    x = 7,369,215,624,194.46/3,156,285.40
  6. Step 6: Final answer
    x = 2,334,774.80

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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.