Home / 1,950,030.07-2,923,459.70-813,638.72

Finding the Fourth Proportional to 1,950,030.07, 2,923,459.70 and 813,638.72

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Solution

The fourth proportional to 1,950,030.07, 2,923,459.70 and 813,638.72 is: 1,219,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,030.07 : 2,923,459.70 = 813,638.72 : x
  2. Step 2: Convert to fraction form
    1,950,030.07/2,923,459.70 = 813,638.72/x
  3. Step 3: Cross multiply
    1,950,030.07x = 2,923,459.70 × 813,638.72
  4. Step 4: Simplify right side
    1,950,030.07x = 2,378,640,011,520.04
  5. Step 5: Solve for x
    x = 2,378,640,011,520.04/1,950,030.07
  6. Step 6: Final answer
    x = 1,219,796.58

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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.