Home / 1,068,000.80-1,603,556.40-648,096.80

Finding the Fourth Proportional to 1,068,000.80, 1,603,556.40 and 648,096.80

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Solution

The fourth proportional to 1,068,000.80, 1,603,556.40 and 648,096.80 is: 973,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,000.80 : 1,603,556.40 = 648,096.80 : x
  2. Step 2: Convert to fraction form
    1,068,000.80/1,603,556.40 = 648,096.80/x
  3. Step 3: Cross multiply
    1,068,000.80x = 1,603,556.40 × 648,096.80
  4. Step 4: Simplify right side
    1,068,000.80x = 1,039,259,771,459.52
  5. Step 5: Solve for x
    x = 1,039,259,771,459.52/1,068,000.80
  6. Step 6: Final answer
    x = 973,088.94

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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.