Home / 1,118,750.04-1,679,588.54-664,171.16

Finding the Fourth Proportional to 1,118,750.04, 1,679,588.54 and 664,171.16

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Solution

The fourth proportional to 1,118,750.04, 1,679,588.54 and 664,171.16 is: 997,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,750.04 : 1,679,588.54 = 664,171.16 : x
  2. Step 2: Convert to fraction form
    1,118,750.04/1,679,588.54 = 664,171.16/x
  3. Step 3: Cross multiply
    1,118,750.04x = 1,679,588.54 × 664,171.16
  4. Step 4: Simplify right side
    1,118,750.04x = 1,115,534,268,934.51
  5. Step 5: Solve for x
    x = 1,115,534,268,934.51/1,118,750.04
  6. Step 6: Final answer
    x = 997,125.57

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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.