Home / 2,490,530.22-3,736,320.21-807,502.50

Finding the Fourth Proportional to 2,490,530.22, 3,736,320.21 and 807,502.50

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Solution

The fourth proportional to 2,490,530.22, 3,736,320.21 and 807,502.50 is: 1,211,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,530.22 : 3,736,320.21 = 807,502.50 : x
  2. Step 2: Convert to fraction form
    2,490,530.22/3,736,320.21 = 807,502.50/x
  3. Step 3: Cross multiply
    2,490,530.22x = 3,736,320.21 × 807,502.50
  4. Step 4: Simplify right side
    2,490,530.22x = 3,017,087,910,375.53
  5. Step 5: Solve for x
    x = 3,017,087,910,375.53/2,490,530.22
  6. Step 6: Final answer
    x = 1,211,423.93

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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.