Home / 1,559,076.40-2,340,364.20-1,205,657.20

Finding the Fourth Proportional to 1,559,076.40, 2,340,364.20 and 1,205,657.20

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Solution

The fourth proportional to 1,559,076.40, 2,340,364.20 and 1,205,657.20 is: 1,809,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,076.40 : 2,340,364.20 = 1,205,657.20 : x
  2. Step 2: Convert to fraction form
    1,559,076.40/2,340,364.20 = 1,205,657.20/x
  3. Step 3: Cross multiply
    1,559,076.40x = 2,340,364.20 × 1,205,657.20
  4. Step 4: Simplify right side
    1,559,076.40x = 2,821,676,948,352.24
  5. Step 5: Solve for x
    x = 2,821,676,948,352.24/1,559,076.40
  6. Step 6: Final answer
    x = 1,809,838.79

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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.