Home / 1,043,107.20-1,564,660.80-510,969.60

Finding the Fourth Proportional to 1,043,107.20, 1,564,660.80 and 510,969.60

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Solution

The fourth proportional to 1,043,107.20, 1,564,660.80 and 510,969.60 is: 766,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,107.20 : 1,564,660.80 = 510,969.60 : x
  2. Step 2: Convert to fraction form
    1,043,107.20/1,564,660.80 = 510,969.60/x
  3. Step 3: Cross multiply
    1,043,107.20x = 1,564,660.80 × 510,969.60
  4. Step 4: Simplify right side
    1,043,107.20x = 799,494,103,111.68
  5. Step 5: Solve for x
    x = 799,494,103,111.68/1,043,107.20
  6. Step 6: Final answer
    x = 766,454.40

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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.