Home / 1,707,642.30-2,564,415.90-910,480.80

Finding the Fourth Proportional to 1,707,642.30, 2,564,415.90 and 910,480.80

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Solution

The fourth proportional to 1,707,642.30, 2,564,415.90 and 910,480.80 is: 1,367,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,642.30 : 2,564,415.90 = 910,480.80 : x
  2. Step 2: Convert to fraction form
    1,707,642.30/2,564,415.90 = 910,480.80/x
  3. Step 3: Cross multiply
    1,707,642.30x = 2,564,415.90 × 910,480.80
  4. Step 4: Simplify right side
    1,707,642.30x = 2,334,851,440,164.72
  5. Step 5: Solve for x
    x = 2,334,851,440,164.72/1,707,642.30
  6. Step 6: Final answer
    x = 1,367,295.39

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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.