Home / 1,167,775.84-1,611,643.33-708,784.68

Finding the Fourth Proportional to 1,167,775.84, 1,611,643.33 and 708,784.68

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Solution

The fourth proportional to 1,167,775.84, 1,611,643.33 and 708,784.68 is: 978,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,775.84 : 1,611,643.33 = 708,784.68 : x
  2. Step 2: Convert to fraction form
    1,167,775.84/1,611,643.33 = 708,784.68/x
  3. Step 3: Cross multiply
    1,167,775.84x = 1,611,643.33 × 708,784.68
  4. Step 4: Simplify right side
    1,167,775.84x = 1,142,308,101,928.18
  5. Step 5: Solve for x
    x = 1,142,308,101,928.18/1,167,775.84
  6. Step 6: Final answer
    x = 978,191.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.