Home / 2,705,429.07-3,733,145.46-2,155,539.87

Finding the Fourth Proportional to 2,705,429.07, 3,733,145.46 and 2,155,539.87

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Solution

The fourth proportional to 2,705,429.07, 3,733,145.46 and 2,155,539.87 is: 2,974,368.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705,429.07 : 3,733,145.46 = 2,155,539.87 : x
  2. Step 2: Convert to fraction form
    2,705,429.07/3,733,145.46 = 2,155,539.87/x
  3. Step 3: Cross multiply
    2,705,429.07x = 3,733,145.46 × 2,155,539.87
  4. Step 4: Simplify right side
    2,705,429.07x = 8,046,943,879,539.49
  5. Step 5: Solve for x
    x = 8,046,943,879,539.49/2,705,429.07
  6. Step 6: Final answer
    x = 2,974,368.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.