Home / 1,798,315.83-2,695,720.50-718,506.45

Finding the Fourth Proportional to 1,798,315.83, 2,695,720.50 and 718,506.45

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Solution

The fourth proportional to 1,798,315.83, 2,695,720.50 and 718,506.45 is: 1,077,059.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,315.83 : 2,695,720.50 = 718,506.45 : x
  2. Step 2: Convert to fraction form
    1,798,315.83/2,695,720.50 = 718,506.45/x
  3. Step 3: Cross multiply
    1,798,315.83x = 2,695,720.50 × 718,506.45
  4. Step 4: Simplify right side
    1,798,315.83x = 1,936,892,566,647.23
  5. Step 5: Solve for x
    x = 1,936,892,566,647.23/1,798,315.83
  6. Step 6: Final answer
    x = 1,077,059.18

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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.