Home / 1,513,890.40-2,269,037.40-803,552.80

Finding the Fourth Proportional to 1,513,890.40, 2,269,037.40 and 803,552.80

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Solution

The fourth proportional to 1,513,890.40, 2,269,037.40 and 803,552.80 is: 1,204,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,890.40 : 2,269,037.40 = 803,552.80 : x
  2. Step 2: Convert to fraction form
    1,513,890.40/2,269,037.40 = 803,552.80/x
  3. Step 3: Cross multiply
    1,513,890.40x = 2,269,037.40 × 803,552.80
  4. Step 4: Simplify right side
    1,513,890.40x = 1,823,291,356,074.72
  5. Step 5: Solve for x
    x = 1,823,291,356,074.72/1,513,890.40
  6. Step 6: Final answer
    x = 1,204,374.74

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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.