Home / 1,091,657.80-1,637,486.70-794,225.80

Finding the Fourth Proportional to 1,091,657.80, 1,637,486.70 and 794,225.80

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Solution

The fourth proportional to 1,091,657.80, 1,637,486.70 and 794,225.80 is: 1,191,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,657.80 : 1,637,486.70 = 794,225.80 : x
  2. Step 2: Convert to fraction form
    1,091,657.80/1,637,486.70 = 794,225.80/x
  3. Step 3: Cross multiply
    1,091,657.80x = 1,637,486.70 × 794,225.80
  4. Step 4: Simplify right side
    1,091,657.80x = 1,300,534,184,296.86
  5. Step 5: Solve for x
    x = 1,300,534,184,296.86/1,091,657.80
  6. Step 6: Final answer
    x = 1,191,338.70

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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.