Home / 1,934,595.60-2,901,893.40-978,001.80

Finding the Fourth Proportional to 1,934,595.60, 2,901,893.40 and 978,001.80

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Solution

The fourth proportional to 1,934,595.60, 2,901,893.40 and 978,001.80 is: 1,467,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,595.60 : 2,901,893.40 = 978,001.80 : x
  2. Step 2: Convert to fraction form
    1,934,595.60/2,901,893.40 = 978,001.80/x
  3. Step 3: Cross multiply
    1,934,595.60x = 2,901,893.40 × 978,001.80
  4. Step 4: Simplify right side
    1,934,595.60x = 2,838,056,968,608.12
  5. Step 5: Solve for x
    x = 2,838,056,968,608.12/1,934,595.60
  6. Step 6: Final answer
    x = 1,467,002.70

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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.