Home / 1,533,967.20-2,300,929.20-692,517.60

Finding the Fourth Proportional to 1,533,967.20, 2,300,929.20 and 692,517.60

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Solution

The fourth proportional to 1,533,967.20, 2,300,929.20 and 692,517.60 is: 1,038,766.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,967.20 : 2,300,929.20 = 692,517.60 : x
  2. Step 2: Convert to fraction form
    1,533,967.20/2,300,929.20 = 692,517.60/x
  3. Step 3: Cross multiply
    1,533,967.20x = 2,300,929.20 × 692,517.60
  4. Step 4: Simplify right side
    1,533,967.20x = 1,593,433,967,353.92
  5. Step 5: Solve for x
    x = 1,593,433,967,353.92/1,533,967.20
  6. Step 6: Final answer
    x = 1,038,766.65

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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.