Home / 1,091,922.70-1,506,051.12-723,733.96

Finding the Fourth Proportional to 1,091,922.70, 1,506,051.12 and 723,733.96

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Solution

The fourth proportional to 1,091,922.70, 1,506,051.12 and 723,733.96 is: 998,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,922.70 : 1,506,051.12 = 723,733.96 : x
  2. Step 2: Convert to fraction form
    1,091,922.70/1,506,051.12 = 723,733.96/x
  3. Step 3: Cross multiply
    1,091,922.70x = 1,506,051.12 × 723,733.96
  4. Step 4: Simplify right side
    1,091,922.70x = 1,089,980,341,040.04
  5. Step 5: Solve for x
    x = 1,089,980,341,040.04/1,091,922.70
  6. Step 6: Final answer
    x = 998,221.16

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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.