Home / 5,116,426.80-7,670,591.64-1,921,197.04

Finding the Fourth Proportional to 5,116,426.80, 7,670,591.64 and 1,921,197.04

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Solution

The fourth proportional to 5,116,426.80, 7,670,591.64 and 1,921,197.04 is: 2,880,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116,426.80 : 7,670,591.64 = 1,921,197.04 : x
  2. Step 2: Convert to fraction form
    5,116,426.80/7,670,591.64 = 1,921,197.04/x
  3. Step 3: Cross multiply
    5,116,426.80x = 7,670,591.64 × 1,921,197.04
  4. Step 4: Simplify right side
    5,116,426.80x = 14,736,717,953,816.75
  5. Step 5: Solve for x
    x = 14,736,717,953,816.75/5,116,426.80
  6. Step 6: Final answer
    x = 2,880,275.34

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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.