Home / 1,506,678.35-2,079,231.26-818,363.70

Finding the Fourth Proportional to 1,506,678.35, 2,079,231.26 and 818,363.70

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Solution

The fourth proportional to 1,506,678.35, 2,079,231.26 and 818,363.70 is: 1,129,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,678.35 : 2,079,231.26 = 818,363.70 : x
  2. Step 2: Convert to fraction form
    1,506,678.35/2,079,231.26 = 818,363.70/x
  3. Step 3: Cross multiply
    1,506,678.35x = 2,079,231.26 × 818,363.70
  4. Step 4: Simplify right side
    1,506,678.35x = 1,701,567,382,997.44
  5. Step 5: Solve for x
    x = 1,701,567,382,997.44/1,506,678.35
  6. Step 6: Final answer
    x = 1,129,350.13

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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.