Home / 1,771,317.40-2,656,976.10-1,022,488.60

Finding the Fourth Proportional to 1,771,317.40, 2,656,976.10 and 1,022,488.60

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Solution

The fourth proportional to 1,771,317.40, 2,656,976.10 and 1,022,488.60 is: 1,533,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,317.40 : 2,656,976.10 = 1,022,488.60 : x
  2. Step 2: Convert to fraction form
    1,771,317.40/2,656,976.10 = 1,022,488.60/x
  3. Step 3: Cross multiply
    1,771,317.40x = 2,656,976.10 × 1,022,488.60
  4. Step 4: Simplify right side
    1,771,317.40x = 2,716,727,772,722.46
  5. Step 5: Solve for x
    x = 2,716,727,772,722.46/1,771,317.40
  6. Step 6: Final answer
    x = 1,533,732.90

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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.