Home / 1,349,860.80-2,024,791.20-788,606.40

Finding the Fourth Proportional to 1,349,860.80, 2,024,791.20 and 788,606.40

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Solution

The fourth proportional to 1,349,860.80, 2,024,791.20 and 788,606.40 is: 1,182,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,860.80 : 2,024,791.20 = 788,606.40 : x
  2. Step 2: Convert to fraction form
    1,349,860.80/2,024,791.20 = 788,606.40/x
  3. Step 3: Cross multiply
    1,349,860.80x = 2,024,791.20 × 788,606.40
  4. Step 4: Simplify right side
    1,349,860.80x = 1,596,763,298,983.68
  5. Step 5: Solve for x
    x = 1,596,763,298,983.68/1,349,860.80
  6. Step 6: Final answer
    x = 1,182,909.60

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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.