Home / 1,411,984.64-2,117,464.23-772,760.79

Finding the Fourth Proportional to 1,411,984.64, 2,117,464.23 and 772,760.79

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Solution

The fourth proportional to 1,411,984.64, 2,117,464.23 and 772,760.79 is: 1,158,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,984.64 : 2,117,464.23 = 772,760.79 : x
  2. Step 2: Convert to fraction form
    1,411,984.64/2,117,464.23 = 772,760.79/x
  3. Step 3: Cross multiply
    1,411,984.64x = 2,117,464.23 × 772,760.79
  4. Step 4: Simplify right side
    1,411,984.64x = 1,636,293,334,069.39
  5. Step 5: Solve for x
    x = 1,636,293,334,069.39/1,411,984.64
  6. Step 6: Final answer
    x = 1,158,860.57

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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.