Home / 1,485,898.39-2,050,539.75-806,834.89

Finding the Fourth Proportional to 1,485,898.39, 2,050,539.75 and 806,834.89

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Solution

The fourth proportional to 1,485,898.39, 2,050,539.75 and 806,834.89 is: 1,113,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,898.39 : 2,050,539.75 = 806,834.89 : x
  2. Step 2: Convert to fraction form
    1,485,898.39/2,050,539.75 = 806,834.89/x
  3. Step 3: Cross multiply
    1,485,898.39x = 2,050,539.75 × 806,834.89
  4. Step 4: Simplify right side
    1,485,898.39x = 1,654,447,013,631.88
  5. Step 5: Solve for x
    x = 1,654,447,013,631.88/1,485,898.39
  6. Step 6: Final answer
    x = 1,113,432.13

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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.