Home / 5,468,004.60-8,202,006.90-1,680,995.40

Finding the Fourth Proportional to 5,468,004.60, 8,202,006.90 and 1,680,995.40

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Solution

The fourth proportional to 5,468,004.60, 8,202,006.90 and 1,680,995.40 is: 2,521,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468,004.60 : 8,202,006.90 = 1,680,995.40 : x
  2. Step 2: Convert to fraction form
    5,468,004.60/8,202,006.90 = 1,680,995.40/x
  3. Step 3: Cross multiply
    5,468,004.60x = 8,202,006.90 × 1,680,995.40
  4. Step 4: Simplify right side
    5,468,004.60x = 13,787,535,869,668.26
  5. Step 5: Solve for x
    x = 13,787,535,869,668.26/5,468,004.60
  6. Step 6: Final answer
    x = 2,521,493.10

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1.5x scale

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.