Home / 3,415,543.70-5,123,315.55-1,051,639.70

Finding the Fourth Proportional to 3,415,543.70, 5,123,315.55 and 1,051,639.70

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Solution

The fourth proportional to 3,415,543.70, 5,123,315.55 and 1,051,639.70 is: 1,577,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,543.70 : 5,123,315.55 = 1,051,639.70 : x
  2. Step 2: Convert to fraction form
    3,415,543.70/5,123,315.55 = 1,051,639.70/x
  3. Step 3: Cross multiply
    3,415,543.70x = 5,123,315.55 × 1,051,639.70
  4. Step 4: Simplify right side
    3,415,543.70x = 5,387,882,028,007.34
  5. Step 5: Solve for x
    x = 5,387,882,028,007.34/3,415,543.70
  6. Step 6: Final answer
    x = 1,577,459.55

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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.