Home / 2,758,296.40-4,135,476.30-1,240,737.10

Finding the Fourth Proportional to 2,758,296.40, 4,135,476.30 and 1,240,737.10

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Solution

The fourth proportional to 2,758,296.40, 4,135,476.30 and 1,240,737.10 is: 1,860,220.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,296.40 : 4,135,476.30 = 1,240,737.10 : x
  2. Step 2: Convert to fraction form
    2,758,296.40/4,135,476.30 = 1,240,737.10/x
  3. Step 3: Cross multiply
    2,758,296.40x = 4,135,476.30 × 1,240,737.10
  4. Step 4: Simplify right side
    2,758,296.40x = 5,131,038,871,580.73
  5. Step 5: Solve for x
    x = 5,131,038,871,580.73/2,758,296.40
  6. Step 6: Final answer
    x = 1,860,220.27

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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.