Home / 1,616,892.50-2,230,748.21-1,036,435.71

Finding the Fourth Proportional to 1,616,892.50, 2,230,748.21 and 1,036,435.71

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Solution

The fourth proportional to 1,616,892.50, 2,230,748.21 and 1,036,435.71 is: 1,429,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,892.50 : 2,230,748.21 = 1,036,435.71 : x
  2. Step 2: Convert to fraction form
    1,616,892.50/2,230,748.21 = 1,036,435.71/x
  3. Step 3: Cross multiply
    1,616,892.50x = 2,230,748.21 × 1,036,435.71
  4. Step 4: Simplify right side
    1,616,892.50x = 2,312,027,099,680.40
  5. Step 5: Solve for x
    x = 2,312,027,099,680.40/1,616,892.50
  6. Step 6: Final answer
    x = 1,429,920.11

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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.