Home / 1,158,043.20-1,736,978.40-483,950.40

Finding the Fourth Proportional to 1,158,043.20, 1,736,978.40 and 483,950.40

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Solution

The fourth proportional to 1,158,043.20, 1,736,978.40 and 483,950.40 is: 725,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,043.20 : 1,736,978.40 = 483,950.40 : x
  2. Step 2: Convert to fraction form
    1,158,043.20/1,736,978.40 = 483,950.40/x
  3. Step 3: Cross multiply
    1,158,043.20x = 1,736,978.40 × 483,950.40
  4. Step 4: Simplify right side
    1,158,043.20x = 840,611,391,471.36
  5. Step 5: Solve for x
    x = 840,611,391,471.36/1,158,043.20
  6. Step 6: Final answer
    x = 725,889.49

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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.