Home / 2,989,345.60-4,480,956.60-1,470,692.80

Finding the Fourth Proportional to 2,989,345.60, 4,480,956.60 and 1,470,692.80

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Solution

The fourth proportional to 2,989,345.60, 4,480,956.60 and 1,470,692.80 is: 2,204,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,345.60 : 4,480,956.60 = 1,470,692.80 : x
  2. Step 2: Convert to fraction form
    2,989,345.60/4,480,956.60 = 1,470,692.80/x
  3. Step 3: Cross multiply
    2,989,345.60x = 4,480,956.60 × 1,470,692.80
  4. Step 4: Simplify right side
    2,989,345.60x = 6,590,110,608,732.48
  5. Step 5: Solve for x
    x = 6,590,110,608,732.48/2,989,345.60
  6. Step 6: Final answer
    x = 2,204,532.86

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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.