Home / 2,912,556.70-4,368,835.05-1,637,098.30

Finding the Fourth Proportional to 2,912,556.70, 4,368,835.05 and 1,637,098.30

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Solution

The fourth proportional to 2,912,556.70, 4,368,835.05 and 1,637,098.30 is: 2,455,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,556.70 : 4,368,835.05 = 1,637,098.30 : x
  2. Step 2: Convert to fraction form
    2,912,556.70/4,368,835.05 = 1,637,098.30/x
  3. Step 3: Cross multiply
    2,912,556.70x = 4,368,835.05 × 1,637,098.30
  4. Step 4: Simplify right side
    2,912,556.70x = 7,152,212,433,335.42
  5. Step 5: Solve for x
    x = 7,152,212,433,335.42/2,912,556.70
  6. Step 6: Final answer
    x = 2,455,647.45

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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.