Home / 1,655,437.80-2,483,987.76-756,799.50

Finding the Fourth Proportional to 1,655,437.80, 2,483,987.76 and 756,799.50

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Solution

The fourth proportional to 1,655,437.80, 2,483,987.76 and 756,799.50 is: 1,135,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,437.80 : 2,483,987.76 = 756,799.50 : x
  2. Step 2: Convert to fraction form
    1,655,437.80/2,483,987.76 = 756,799.50/x
  3. Step 3: Cross multiply
    1,655,437.80x = 2,483,987.76 × 756,799.50
  4. Step 4: Simplify right side
    1,655,437.80x = 1,879,880,694,774.12
  5. Step 5: Solve for x
    x = 1,879,880,694,774.12/1,655,437.80
  6. Step 6: Final answer
    x = 1,135,579.18

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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.