Home / 2,819,155.55-3,890,434.65-1,529,995.94

Finding the Fourth Proportional to 2,819,155.55, 3,890,434.65 and 1,529,995.94

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Solution

The fourth proportional to 2,819,155.55, 3,890,434.65 and 1,529,995.94 is: 2,111,394.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,155.55 : 3,890,434.65 = 1,529,995.94 : x
  2. Step 2: Convert to fraction form
    2,819,155.55/3,890,434.65 = 1,529,995.94/x
  3. Step 3: Cross multiply
    2,819,155.55x = 3,890,434.65 × 1,529,995.94
  4. Step 4: Simplify right side
    2,819,155.55x = 5,952,349,199,883.15
  5. Step 5: Solve for x
    x = 5,952,349,199,883.15/2,819,155.55
  6. Step 6: Final answer
    x = 2,111,394.38

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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.