Home / 1,759,812.48-2,640,047.04-800,337.60

Finding the Fourth Proportional to 1,759,812.48, 2,640,047.04 and 800,337.60

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Solution

The fourth proportional to 1,759,812.48, 2,640,047.04 and 800,337.60 is: 1,200,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,812.48 : 2,640,047.04 = 800,337.60 : x
  2. Step 2: Convert to fraction form
    1,759,812.48/2,640,047.04 = 800,337.60/x
  3. Step 3: Cross multiply
    1,759,812.48x = 2,640,047.04 × 800,337.60
  4. Step 4: Simplify right side
    1,759,812.48x = 2,112,928,911,880.70
  5. Step 5: Solve for x
    x = 2,112,928,911,880.70/1,759,812.48
  6. Step 6: Final answer
    x = 1,200,655.72

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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.