Home / 1,851,893.80-2,778,106.82-572,601.04

Finding the Fourth Proportional to 1,851,893.80, 2,778,106.82 and 572,601.04

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Solution

The fourth proportional to 1,851,893.80, 2,778,106.82 and 572,601.04 is: 858,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,893.80 : 2,778,106.82 = 572,601.04 : x
  2. Step 2: Convert to fraction form
    1,851,893.80/2,778,106.82 = 572,601.04/x
  3. Step 3: Cross multiply
    1,851,893.80x = 2,778,106.82 × 572,601.04
  4. Step 4: Simplify right side
    1,851,893.80x = 1,590,746,854,363.09
  5. Step 5: Solve for x
    x = 1,590,746,854,363.09/1,851,893.80
  6. Step 6: Final answer
    x = 858,983.84

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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.