Home / 1,192,970.52-1,645,757.02-709,261.40

Finding the Fourth Proportional to 1,192,970.52, 1,645,757.02 and 709,261.40

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Solution

The fourth proportional to 1,192,970.52, 1,645,757.02 and 709,261.40 is: 978,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,970.52 : 1,645,757.02 = 709,261.40 : x
  2. Step 2: Convert to fraction form
    1,192,970.52/1,645,757.02 = 709,261.40/x
  3. Step 3: Cross multiply
    1,192,970.52x = 1,645,757.02 × 709,261.40
  4. Step 4: Simplify right side
    1,192,970.52x = 1,167,271,928,065.03
  5. Step 5: Solve for x
    x = 1,167,271,928,065.03/1,192,970.52
  6. Step 6: Final answer
    x = 978,458.32

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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.