Home / 1,359,775.61-2,039,441.71-400,006.74

Finding the Fourth Proportional to 1,359,775.61, 2,039,441.71 and 400,006.74

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Solution

The fourth proportional to 1,359,775.61, 2,039,441.71 and 400,006.74 is: 599,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,775.61 : 2,039,441.71 = 400,006.74 : x
  2. Step 2: Convert to fraction form
    1,359,775.61/2,039,441.71 = 400,006.74/x
  3. Step 3: Cross multiply
    1,359,775.61x = 2,039,441.71 × 400,006.74
  4. Step 4: Simplify right side
    1,359,775.61x = 815,790,429,837.13
  5. Step 5: Solve for x
    x = 815,790,429,837.13/1,359,775.61
  6. Step 6: Final answer
    x = 599,944.89

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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.