Home / 1,845,488.89-2,768,378.27-497,631.20

Finding the Fourth Proportional to 1,845,488.89, 2,768,378.27 and 497,631.20

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Solution

The fourth proportional to 1,845,488.89, 2,768,378.27 and 497,631.20 is: 746,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,488.89 : 2,768,378.27 = 497,631.20 : x
  2. Step 2: Convert to fraction form
    1,845,488.89/2,768,378.27 = 497,631.20/x
  3. Step 3: Cross multiply
    1,845,488.89x = 2,768,378.27 × 497,631.20
  4. Step 4: Simplify right side
    1,845,488.89x = 1,377,631,404,986.81
  5. Step 5: Solve for x
    x = 1,377,631,404,986.81/1,845,488.89
  6. Step 6: Final answer
    x = 746,485.88

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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.