Home / 1,782,331.30-2,674,809.15-718,137.10

Finding the Fourth Proportional to 1,782,331.30, 2,674,809.15 and 718,137.10

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Solution

The fourth proportional to 1,782,331.30, 2,674,809.15 and 718,137.10 is: 1,077,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,331.30 : 2,674,809.15 = 718,137.10 : x
  2. Step 2: Convert to fraction form
    1,782,331.30/2,674,809.15 = 718,137.10/x
  3. Step 3: Cross multiply
    1,782,331.30x = 2,674,809.15 × 718,137.10
  4. Step 4: Simplify right side
    1,782,331.30x = 1,920,879,686,034.47
  5. Step 5: Solve for x
    x = 1,920,879,686,034.47/1,782,331.30
  6. Step 6: Final answer
    x = 1,077,734.36

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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.