Home / 1,557,796.80-2,336,695.20-1,480,814.40

Finding the Fourth Proportional to 1,557,796.80, 2,336,695.20 and 1,480,814.40

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Solution

The fourth proportional to 1,557,796.80, 2,336,695.20 and 1,480,814.40 is: 2,221,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,796.80 : 2,336,695.20 = 1,480,814.40 : x
  2. Step 2: Convert to fraction form
    1,557,796.80/2,336,695.20 = 1,480,814.40/x
  3. Step 3: Cross multiply
    1,557,796.80x = 2,336,695.20 × 1,480,814.40
  4. Step 4: Simplify right side
    1,557,796.80x = 3,460,211,900,570.88
  5. Step 5: Solve for x
    x = 3,460,211,900,570.88/1,557,796.80
  6. Step 6: Final answer
    x = 2,221,221.60

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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.