Home / 1,334,905.05-1,842,169.54-723,055.95

Finding the Fourth Proportional to 1,334,905.05, 1,842,169.54 and 723,055.95

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Solution

The fourth proportional to 1,334,905.05, 1,842,169.54 and 723,055.95 is: 997,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,905.05 : 1,842,169.54 = 723,055.95 : x
  2. Step 2: Convert to fraction form
    1,334,905.05/1,842,169.54 = 723,055.95/x
  3. Step 3: Cross multiply
    1,334,905.05x = 1,842,169.54 × 723,055.95
  4. Step 4: Simplify right side
    1,334,905.05x = 1,331,991,646,805.76
  5. Step 5: Solve for x
    x = 1,331,991,646,805.76/1,334,905.05
  6. Step 6: Final answer
    x = 997,817.52

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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.