Home / 1,775,803.80-2,663,705.70-654,310.20

Finding the Fourth Proportional to 1,775,803.80, 2,663,705.70 and 654,310.20

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Solution

The fourth proportional to 1,775,803.80, 2,663,705.70 and 654,310.20 is: 981,465.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,803.80 : 2,663,705.70 = 654,310.20 : x
  2. Step 2: Convert to fraction form
    1,775,803.80/2,663,705.70 = 654,310.20/x
  3. Step 3: Cross multiply
    1,775,803.80x = 2,663,705.70 × 654,310.20
  4. Step 4: Simplify right side
    1,775,803.80x = 1,742,889,809,308.14
  5. Step 5: Solve for x
    x = 1,742,889,809,308.14/1,775,803.80
  6. Step 6: Final answer
    x = 981,465.30

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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.