Home / 1,363,764.60-2,045,646.90-1,111,822.20

Finding the Fourth Proportional to 1,363,764.60, 2,045,646.90 and 1,111,822.20

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Solution

The fourth proportional to 1,363,764.60, 2,045,646.90 and 1,111,822.20 is: 1,667,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,764.60 : 2,045,646.90 = 1,111,822.20 : x
  2. Step 2: Convert to fraction form
    1,363,764.60/2,045,646.90 = 1,111,822.20/x
  3. Step 3: Cross multiply
    1,363,764.60x = 2,045,646.90 × 1,111,822.20
  4. Step 4: Simplify right side
    1,363,764.60x = 2,274,395,636,781.18
  5. Step 5: Solve for x
    x = 2,274,395,636,781.18/1,363,764.60
  6. Step 6: Final answer
    x = 1,667,733.30

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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.