Home / 1,346,079.80-2,020,221.30-1,335,582.20

Finding the Fourth Proportional to 1,346,079.80, 2,020,221.30 and 1,335,582.20

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Solution

The fourth proportional to 1,346,079.80, 2,020,221.30 and 1,335,582.20 is: 2,004,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,079.80 : 2,020,221.30 = 1,335,582.20 : x
  2. Step 2: Convert to fraction form
    1,346,079.80/2,020,221.30 = 1,335,582.20/x
  3. Step 3: Cross multiply
    1,346,079.80x = 2,020,221.30 × 1,335,582.20
  4. Step 4: Simplify right side
    1,346,079.80x = 2,698,171,608,340.86
  5. Step 5: Solve for x
    x = 2,698,171,608,340.86/1,346,079.80
  6. Step 6: Final answer
    x = 2,004,466.31

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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.