Home / 3,287,359.20-4,931,038.80-923,455.20

Finding the Fourth Proportional to 3,287,359.20, 4,931,038.80 and 923,455.20

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Solution

The fourth proportional to 3,287,359.20, 4,931,038.80 and 923,455.20 is: 1,385,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,359.20 : 4,931,038.80 = 923,455.20 : x
  2. Step 2: Convert to fraction form
    3,287,359.20/4,931,038.80 = 923,455.20/x
  3. Step 3: Cross multiply
    3,287,359.20x = 4,931,038.80 × 923,455.20
  4. Step 4: Simplify right side
    3,287,359.20x = 4,553,593,421,261.76
  5. Step 5: Solve for x
    x = 4,553,593,421,261.76/3,287,359.20
  6. Step 6: Final answer
    x = 1,385,182.80

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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.