Home / 1,254,710.88-1,879,540.29-579,862.80

Finding the Fourth Proportional to 1,254,710.88, 1,879,540.29 and 579,862.80

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Solution

The fourth proportional to 1,254,710.88, 1,879,540.29 and 579,862.80 is: 868,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,710.88 : 1,879,540.29 = 579,862.80 : x
  2. Step 2: Convert to fraction form
    1,254,710.88/1,879,540.29 = 579,862.80/x
  3. Step 3: Cross multiply
    1,254,710.88x = 1,879,540.29 × 579,862.80
  4. Step 4: Simplify right side
    1,254,710.88x = 1,089,875,495,272.21
  5. Step 5: Solve for x
    x = 1,089,875,495,272.21/1,254,710.88
  6. Step 6: Final answer
    x = 868,626.80

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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.