Home / 1,997,404.40-2,996,106.60-734,970.80

Finding the Fourth Proportional to 1,997,404.40, 2,996,106.60 and 734,970.80

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Solution

The fourth proportional to 1,997,404.40, 2,996,106.60 and 734,970.80 is: 1,102,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,404.40 : 2,996,106.60 = 734,970.80 : x
  2. Step 2: Convert to fraction form
    1,997,404.40/2,996,106.60 = 734,970.80/x
  3. Step 3: Cross multiply
    1,997,404.40x = 2,996,106.60 × 734,970.80
  4. Step 4: Simplify right side
    1,997,404.40x = 2,202,050,864,687.28
  5. Step 5: Solve for x
    x = 2,202,050,864,687.28/1,997,404.40
  6. Step 6: Final answer
    x = 1,102,456.20

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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.