Home / 1,624,929.92-2,242,341.60-899,720

Finding the Fourth Proportional to 1,624,929.92, 2,242,341.60 and 899,720

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Solution

The fourth proportional to 1,624,929.92, 2,242,341.60 and 899,720 is: 1,241,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,929.92 : 2,242,341.60 = 899,720 : x
  2. Step 2: Convert to fraction form
    1,624,929.92/2,242,341.60 = 899,720/x
  3. Step 3: Cross multiply
    1,624,929.92x = 2,242,341.60 × 899,720
  4. Step 4: Simplify right side
    1,624,929.92x = 2,017,479,584,352
  5. Step 5: Solve for x
    x = 2,017,479,584,352/1,624,929.92
  6. Step 6: Final answer
    x = 1,241,579.44

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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.