Home / 1,436,619.60-2,154,929.40-1,205,672.40

Finding the Fourth Proportional to 1,436,619.60, 2,154,929.40 and 1,205,672.40

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Solution

The fourth proportional to 1,436,619.60, 2,154,929.40 and 1,205,672.40 is: 1,808,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,619.60 : 2,154,929.40 = 1,205,672.40 : x
  2. Step 2: Convert to fraction form
    1,436,619.60/2,154,929.40 = 1,205,672.40/x
  3. Step 3: Cross multiply
    1,436,619.60x = 2,154,929.40 × 1,205,672.40
  4. Step 4: Simplify right side
    1,436,619.60x = 2,598,138,901,528.56
  5. Step 5: Solve for x
    x = 2,598,138,901,528.56/1,436,619.60
  6. Step 6: Final answer
    x = 1,808,508.60

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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.