Home / 1,157,991.52-1,598,808.40-723,071.20

Finding the Fourth Proportional to 1,157,991.52, 1,598,808.40 and 723,071.20

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Solution

The fourth proportional to 1,157,991.52, 1,598,808.40 and 723,071.20 is: 998,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,991.52 : 1,598,808.40 = 723,071.20 : x
  2. Step 2: Convert to fraction form
    1,157,991.52/1,598,808.40 = 723,071.20/x
  3. Step 3: Cross multiply
    1,157,991.52x = 1,598,808.40 × 723,071.20
  4. Step 4: Simplify right side
    1,157,991.52x = 1,156,052,308,358.08
  5. Step 5: Solve for x
    x = 1,156,052,308,358.08/1,157,991.52
  6. Step 6: Final answer
    x = 998,325.37

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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.