Home / 1,276,772.04-1,915,615.35-546,989.04

Finding the Fourth Proportional to 1,276,772.04, 1,915,615.35 and 546,989.04

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Solution

The fourth proportional to 1,276,772.04, 1,915,615.35 and 546,989.04 is: 820,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,772.04 : 1,915,615.35 = 546,989.04 : x
  2. Step 2: Convert to fraction form
    1,276,772.04/1,915,615.35 = 546,989.04/x
  3. Step 3: Cross multiply
    1,276,772.04x = 1,915,615.35 × 546,989.04
  4. Step 4: Simplify right side
    1,276,772.04x = 1,047,820,601,305.76
  5. Step 5: Solve for x
    x = 1,047,820,601,305.76/1,276,772.04
  6. Step 6: Final answer
    x = 820,679.47

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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.